About WeChat

General information about WeChat

Page properties

Logo

Info

Excerpt

WeChat is a free, cross-platform and instant messaging application developed by Tencent. It was first released in January 2011 and was one of the largest standalone messaging apps by monthly active users. As of May 2016, WeChat has over a billion created accounts, 700 million active users; with more than 70 million outside of China (as of December 2015). In 2016, WeChat reached 864 million active users.

Type

Payments by eWallet

WeChat Pay is a payment solution completely integrated inside the social and messaging application WeChat. WeChat payment functionality appears in the "Wallet" section of the application.

WeChat supports Payment and Money Transfer

Users can perform a variety of transactions using WeChat Pay, including and not limited to:

Transferring money to friends (especially as "red envelopes" shared during Chinese festivals)

Performing transactions on e-commerce websites

Topping up their mobile

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interface

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PageWithExcerpt	Definition EN

Call of
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interface for WeChat

Please use the following URL to process a WeChat payment via the

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form:

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wechat.aspx

Notice: For INAPP requests (Channel=APP) the interface is called via a server-to-server connection.

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sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MerchantID
page	MerchantID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Key	Format	CND	Description	Beschreibung
RefNr	an..32	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers

Table Excerpt Include

static	true
name	Amount
page	Amount
type	page

Key	Format	CND	Description	Beschreibung
Currency	A3	M	Three digits DIN / ISO 4217. For domestic merchants only CNY is permissible. For cross-border merchants only GBP, HKD, USD, JPY, CAD, AUD, EUR, NZD, KRW, THB, SGD, RUB is permissible. Please find an overview here: A1 Currency table EN	Währung, drei Zeichen DIN / ISO 4217. Für inländische Händler ist zur CNY zulässig. Für Cross-Border-Händler ist nur GBP, HKD, USD, JPY, CAD, AUD, EUR, NZD, KRW, THB, SGD, RUB zulässig. Hier eine Übersicht: A1 Währungstabelle

Table Excerpt Include

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Key

Format

CND

Description

Beschreibung

Channel

a..32

M

WeChat payment method:

QRCode: QR code payment. Display to the customer on PC web page.
W2A: Merchant has its own mobile H5 page and supports third-party browsers.
APP: Merchant has its own mobile H5 page
JSAPI:

Die WeChat-Zahlungsmethode:

QRCode: QR-Code-Zahlung. Dem Kunden auf der PC-Webseite anzeigen.
W2A: Händler hat eigene mobile H5-Seite und unterstütze andere Browser.
APP: Händler hat eigene mobile H5-Seite
JSAPI:

OrderDesc

an..128

M

Description of purchased goods, unit prices etc. The special characters “#”, “&”, “%” and “+” are not permitted here.

Beschreibung der gekauften Waren, Einzelpreise etc. Die Sonderzeichen “#”,”&”, ”%” und “+” sind hier nicht erlaubt.

OrderDesc2

an..2048

O

Detailed item list. Each item is separated by a semicolon (;).

Example: BookID:10,BookPrice:120;PenID:10,Material:Steel

Ausführliche Artikelliste. Jeder Artikel durch Semikolon (;) getrennt.

Beispiel: BookID:10,BookPrice:120;PenID:10,Material:Steel

Table Excerpt Include

static	true
name	URLSuccess
page	URLSuccess
type	page

Table Excerpt Include

static	true
name	URLFailure
page	URLFailure
type	page

Table Excerpt Include

static	true
name	Response
page	Response
type	page

Table Excerpt Include

static	true
name	URLNotify
page	URLNotify
type	page

Table Excerpt Include

static	true
name	UserData
page	UserData
type	page

Table Excerpt Include

static	true
name	ReqId-ans..32
page	ReqId
type	page

Key	Format	CND	Description	Beschreibung
IPAddr	ns..16	O	Fraud prevention: IP address	Betrugsprävention: IP-Adresse
TimeOut	n..14	O	Time limit for a transaction. Unit: minutes. At least 5 minutes.	Zeitlimit für die Transaktion. Einheit: Minuten. Mindestens 5 Minuten.
GoodsCategory	an..32	O	Intended purpose on discount coupon	Beabsichtigter Zweck auf Rabatt-Coupon
ProductNr	an..32	O	Equivalent of Product ID used to identify the product	Äquivalent zur Produkt ID zur Identifikation des Produkts
Limit	bool	O	If true, the payment won't accept credit cards, otherwise accept credit cards	Wenn true, werden keine Kreditkarten akzeptiert, anderernfalls werden Kreditkarten akzeptiert
ShopSystem	a..8	C	Mandatory in case of W2A. Applied platform, options values: IOS/Android/WAP.	Pflicht bei W2A. Genutzte Plattform, mögliche Werte: IOS/Android/WAP.
ShopName	an..120	C	Mandatory in case of W2A. App’s name for IOS/Android; Website’s name for WAP.	Pflicht bei W2A. Name der App für IOS/Android; Name der Webseite für WAP.
ShopURL	an..128	C	Mandatory in case of W2A. Bundle id in case of IOS; package name in case of Android; Wap url for WAP.	Pflicht bei W2A. BundleID bei IOS; Paket-Name bei Android, Wap-URL bei WAP.

Table Excerpt Include

static	true
name	Plain
page	Plain
type	page

Table Excerpt Include

static	true
name	Custom
page	Custom
type	page

Parameters for payments with WeChat

Multiexcerpt include

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Table Filter

default	Beschreibung
isFirstTimeEnter	false
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id	1646825227933_1018047799
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isOR	AND
separator	Point (.)
order	0

Multiexcerpt

MultiExcerptName	wechat_response

Table Transformer

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show-source	false
export-csv	false
id	1646825227934_-761483150
transpose	false
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separator	.
export-pdf	false
sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MID
page	mid
type	page

Table Excerpt Include

static	true
name	PayID
page	PayID
type	page

Table Excerpt Include

static	true
name	XID
page	XID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Key	Format	CND	Description	Beschreibung
RefNr	an..32	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers

Table Excerpt Include

static	true
name	Status_OK_FAILED
page	Status
type	page

Table Excerpt Include

static	true
name	Description
page	Description
type	page

Table Excerpt Include

static	true
name	Code
page	Code
type	page

Table Excerpt Include

static	true
name	MAC
page	MAC
type	page

Key

Format

CND

Description

Beschreibung

UserData

ans..1024

C

Not with Channel=INAPP: If specified at request,

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forwards the parameter with the payment result to the shop

Nicht bei Channel=INAPP: Wenn beim Aufruf angegeben, übergibt das

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die Parameter mit dem Zahlungsergebnis an den Shop

PrepayID

ans..64

C

Only with Channel=INAPP: required for calling

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Payment SDK

Nur bei Channel=INAPP: erforderlich zum Aufruf vom

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Payment SDK

CodeExt

an..32

O

Wechat error code

Fehlercode von Wechat

ErrorText

ans..128

O

Detailed Wechat error message

Ausführliche Fehlermeldung von Wechat

Table Excerpt Include

static	true
name	Plain
page	Plain
type	page

Table Excerpt Include

static	true
name	Custom
page	Custom
type	page

Results parameters for URLNotify, URLSuccess and URLFailure

Barcode payment

Please use the following URL to process a WeChat Barcode payment via server-to-server connection:

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WechatQuickpay.aspx

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isOR	AND
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MultiExcerptName	wechat_barcode_request

Table Transformer

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Table Excerpt Include

static	true
name	MerchantID
page	MerchantID
type	page

Table Excerpt Include

static	true
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type	page

Key	Format	CND	Description	Beschreibung
RefNr	ns..30	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers

Table Excerpt Include

static	true
name	Amount
page	Amount
type	page

Table Excerpt Include

static	true
name	Currency
page	Currency
type	page

Table Excerpt Include

static	true
name	MAC
page	MAC
type	page

Key	Format	CND	Description	Beschreibung
OrderDesc	an..128	M	Description of purchased goods, unit prices etc. The special characters “#”, “&”, “%” and “+” are not permitted here.	Beschreibung der gekauften Waren, Einzelpreise etc. Die Sonderzeichen “#”,”&”, ”%” und “+” sind hier nicht erlaubt.
OrderDesc2	an..2048	O	Goods details	Warendetails

Table Excerpt Include

static	true
name	Response
page	Response
type	page

Table Excerpt Include

static	true
name	UserData
page	UserData
type	page

Table Excerpt Include

static	true
name	ReqId-ans..32
page	ReqId
type	page

Key	Format	CND	Description	Beschreibung
TimeOut	n..14	O	Time limit for a transaction. Unit: minutes. At least 1 minute.	Zeitlimit für die Transaktion. Einheit: Minuten. Mindestens 1 Minute.
GoodsCategory	an..32	O	Intended purpose on discount coupon	Beabsichtigter Zweck auf Rabatt-Coupon
Limit	bool	O	If true, the payment won't accept credit cards, otherwise accept credit cards	Wenn true, werden keine Kreditkarten akzeptiert, anderernfalls werden Kreditkarten akzeptiert
BuyerIDcode	n128	M	Customer’s payment code with fixed length	Zahlungscode des Kunden mit feste Länge

Parameters for Barcode payments with WeChat

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MultiExcerptName	Response_Intro
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MultiExcerptName	wechat_barcode_response

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Table Excerpt Include

static	true
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type	page

Table Excerpt Include

static	true
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type	page

Table Excerpt Include

static	true
name	XID
page	XID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Key	Format	CND	Description	Beschreibung
RefNr	ns..30	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers

Table Excerpt Include

static	true
name	Status_OK_FAILED
page	Status
type	page

Table Excerpt Include

static	true
name	Description
page	Description
type	page

Table Excerpt Include

static	true
name	Code
page	Code
type	page

Table Excerpt Include

static	true
name	UserData
page	UserData
type	page

Key	Format	CND	Description	Beschreibung
CodeExt	an..32	O	Wechat error code	Fehlercode von Wechat
ErrorText	ans..128	O	Detailed Wechat error message	Ausführliche Fehlermeldung von Wechat

Response parameters for Wechat Barcode payment

QRCode (Server mode)

Please use the following URL to process a WeChat payment with QRCode in server mode:

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WechatQRCode.aspx

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isOR	AND
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MultiExcerptName	wechat_qrcode_request

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dateFormat	dd M yy
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show-source	false
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id	1646832063363_-602922182
transpose	false
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separator	.
export-pdf	false
sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MerchantID
page	MerchantID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Key	Format	CND	Description	Beschreibung
RefNr	ns..30	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers

Table Excerpt Include

static	true
name	Amount
page	Amount
type	page

Table Excerpt Include

static	true
name	Currency
page	Currency
type	page

Table Excerpt Include

static	true
name	MAC
page	MAC
type	page

Key

Format

CND

Description

Beschreibung

OrderDesc

an..128

M

Description of purchased goods, unit prices etc. The special characters “#”, “&”, “%” and “+” are not permitted here.

Beschreibung der gekauften Waren, Einzelpreise etc. Die Sonderzeichen “#”,”&”, ”%” und “+” sind hier nicht erlaubt.

OrderDesc2

an..2048

O

Detailed item list. Each item is separated by a semicolon (;).

Example: BookID:10,BookPrice:120;PenID:10,Material:Steel

Ausführliche Artikelliste. Jeder Artikel ist durch ein Semikolon (;) getrennt.

Beispiel: BuchID:10,BuchPreise:120;StiftID:10,Material:Stahl

Table Excerpt Include

static	true
name	Response
page	Response
type	page

Table Excerpt Include

static	true
name	URLNotify
page	URLNotify
type	page

Table Excerpt Include

static	true
name	UserData
page	UserData
type	page

Table Excerpt Include

static	true
name	ReqId-ans..32
page	ReqId
type	page

Key	Format	CND	Description	Beschreibung
IPAddr	ns..16	O	Fraud prevention: IP address of client	Betrugsprävention: IP-Adresse des Kunden
TimeOut	n..14	O	Time limit for a transaction. Unit: minutes. At least 5 minutes.	Zeitlimit für die Transaktion. Einheit: Minuten. Mindestens 5 Minuten.
GoodsCategory	an..32	O	Intended purpose on discount coupon	Beabsichtigter Zweck auf Rabatt-Coupon
ProductNr	an..32	O	Equivalent of Product ID used to identify the product	Äquivalent der Product ID zur Identifizierung des Produkts
Limit	bool	O	If true, the payment won't accept credit cards, otherwise accept credit cards	Wenn true, werden keine Kreditkarten akzeptiert, anderernfalls werden Kreditkarten akzeptiert

Parameters for QRCode payments with WeChat in server mode

Multiexcerpt include

SpaceWithExcerpt	EN
MultiExcerptName	Response_Intro
PageWithExcerpt	Reuse API

Table Filter

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isOR	AND
separator	Point (.)
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Multiexcerpt

MultiExcerptName	wechat_qrcode_response

Table Transformer

dateFormat	dd M yy
export-word	false
show-source	false
export-csv	false
id	1646832897667_-862052807
transpose	false
worklog	365\|5\|8\|y w d h m\|y w d h m
separator	.
export-pdf	false
sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MID
page	mid
type	page

Table Excerpt Include

static	true
name	PayID
page	PayID
type	page

Table Excerpt Include

static	true
name	XID
page	XID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Key	Format	CND	Description	Beschreibung
RefNr	ns..30	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers
Channel	a..32	M	QRCode	QRCode
Status	a..50	M	AUTHORIZE_REQUEST or FAILED	AUTHORIZE_REQUEST oder FAILED

Table Excerpt Include

static	true
name	Description
page	Description
type	page

Table Excerpt Include

static	true
name	Code
page	Code
type	page

Table Excerpt Include

static	true
name	UserData
page	UserData
type	page

Key	Format	CND	Description	Beschreibung
QRCodeUrl	ans..64	C	QRCode Url. Exists only with no error.	QRCode Url. Gibt es nur, wenn kein Fehler auftritt.
CodeExt	an..32	O	Wechat error code	Fehlercode von Wechat
ErrorText	ans..128	O	Detailed Wechat error message	Ausführliche Fehlermeldung von Wechat

Response parameters for QRCode payments with WeChat in server mode

Reversal

Reversals are possible via a Server-to-Server connection. In order to cancel a payment via a server-to-server communication, please use to the following URL:

Multiexcerpt include

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MultiExcerptName	BaseURL
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reverse.aspx

Multiexcerpt include

SpaceWithExcerpt	EN
MultiExcerptName	Request_Intro
PageWithExcerpt	Reuse API

Table Filter

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sparkName	Sparkline
hidePane	true
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isOR	AND
separator	Point (.)
order	0

Multiexcerpt

MultiExcerptName	reverse_request

Table Transformer

dateFormat	dd M yy
export-word	false
show-source	false
export-csv	false
id	1646833782302_1938961536
transpose	false
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separator	.
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sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MerchantID
page	MerchantID
type	page

Table Excerpt Include

static	true
name	PayID_Reverse
page	PayID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Key	Format	CND	Description	Beschreibung
RefNr	ns..30	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers

Table Excerpt Include

static	true
name	Amount
page	Amount
type	page

Table Excerpt Include

static	true
name	Currency
page	Currency
type	page

Table Excerpt Include

static	true
name	MAC
page	MAC
type	page

Table Excerpt Include

static	true
name	UserData
page	UserData
type	page

Table Excerpt Include

static	true
name	ReqId-ans..32
page	ReqId
type	page

Parameters for reversals of WeChat payments

Multiexcerpt include

SpaceWithExcerpt	EN
MultiExcerptName	Response_Intro
PageWithExcerpt	Reuse API

Table Filter

default	Beschreibung
isFirstTimeEnter	false
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sparkName	Sparkline
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datepattern	dd M yy
id	1646833943007_1991519661
worklog	365\|5\|8\|y w d h m\|y w d h m
isOR	AND
separator	Point (.)
order	0

Multiexcerpt

MultiExcerptName	reverse_response

Table Transformer

dateFormat	dd M yy
export-word	false
show-source	false
export-csv	false
id	1646833943008_1332265651
transpose	false
worklog	365\|5\|8\|y w d h m\|y w d h m
separator	.
export-pdf	false
sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MID
page	mid
type	page

Table Excerpt Include

static	true
name	PayID
page	PayID
type	page

Table Excerpt Include

static	true
name	XID
page	XID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Table Excerpt Include

static	true
name	Status_OK_FAILED
page	Status
type	page

Table Excerpt Include

static	true
name	Description
page	Description
type	page

Table Excerpt Include

static	true
name	Code
page	Code
type	page

Response parameters for reversals

Credit with reference

Credits (refunds) are possible via a Server-to-Server connection. For a Credit with reference to a capture the amount of the Credit is limited to the amount of the previous capture. To carry out a credit with a reference transaction, please use the following URL:

Multiexcerpt include

SpaceWithExcerpt	EN
MultiExcerptName	BaseURL
PageWithExcerpt	Wording

credit.aspx

Multiexcerpt include

SpaceWithExcerpt	EN
MultiExcerptName	Request_Intro
PageWithExcerpt	Reuse API

Table Filter

default	Beschreibung
isFirstTimeEnter	false
hideColumns	true
sparkName	Sparkline
hidePane	true
datepattern	dd M yy
id	1646834256584_1864630201
worklog	365\|5\|8\|y w d h m\|y w d h m
isOR	AND
separator	Point (.)
order	0

Multiexcerpt

MultiExcerptName	credit_request

Table Transformer

dateFormat	dd M yy
export-word	false
show-source	false
export-csv	false
id	1646834256585_1725978998
transpose	false
worklog	365\|5\|8\|y w d h m\|y w d h m
separator	.
export-pdf	false
sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MerchantID
page	MerchantID
type	page

Table Excerpt Include

static	true
name	PayID_Credit
page	PayID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Key	Format	CND	Description	Beschreibung
RefNr	ns..30	O	Merchant's unique reference number	Eindeutige Referenznummer des Händlers

Table Excerpt Include

static	true
name	Amount
page	Amount
type	page

Key	Format	CND	Description	Beschreibung
Currency	A3	M	Three digits DIN / ISO 4217. For domestic merchants only CNY is permissible. For cross-border merchants only GBP, HKD, USD, JPY, CAD, AUD, EUR, NZD, KRW, THB, SGD, RUB is permissible. Please find an overview here: A1 Currency table EN	Währung, drei Zeichen DIN / ISO 4217. Für inländische Händler ist zur CNY zulässig. Für Cross-Border-Händler ist nur GBP, HKD, USD, JPY, CAD, AUD, EUR, NZD, KRW, THB, SGD, RUB zulässig. Hier eine Übersicht: A1 Währungstabelle

Table Excerpt Include

static	true
name	MAC
page	MAC
type	page

Table Excerpt Include

static	true
name	ReqId-ans..32
page	ReqId
type	page

Parameters for credits of WeChat payments

Multiexcerpt include

SpaceWithExcerpt	EN
MultiExcerptName	Response_Intro
PageWithExcerpt	Reuse API

Table Filter

default	Beschreibung
isFirstTimeEnter	false
hideColumns	true
sparkName	Sparkline
hidePane	true
datepattern	dd M yy
id	1646834926621_682202471
worklog	365\|5\|8\|y w d h m\|y w d h m
isOR	AND
separator	Point (.)
order	0

Multiexcerpt

MultiExcerptName	credit_response

Table Transformer

dateFormat	dd M yy
export-word	false
show-source	false
export-csv	false
id	1646834926623_-2138658749
transpose	false
worklog	365\|5\|8\|y w d h m\|y w d h m
separator	.
export-pdf	false
sql	SELECT * FROM T*

Table Excerpt Include

static	true
name	MID
page	mid
type	page

Table Excerpt Include

static	true
name	PayID
page	PayID
type	page

Table Excerpt Include

static	true
name	XID
page	XID
type	page

Table Excerpt Include

static	true
name	TransID
page	TransID
type	page

Table Excerpt Include

static	true
name	Status_OK_FAILED
page	Status
type	page

Table Excerpt Include

static	true
name	Description
page	Description
type	page

Table Excerpt Include

static	true
name	Code
page	Code
type	page

Key	Format	CND	Description	Beschreibung
RefNr	an..32	M	Merchant's unique reference number	Eindeutige Referenznummer des Händlers
CodeExt	an..32	O	Wechat error code	Fehlercode von Wechat
ErrorText	ans..128	O	Detailed Wechat error message	Ausführliche Fehlermeldung von Wechat

Result parameters for credits of WeChat payments

Space shortcuts

Page tree

Versions Compared

Old Version 5

New Version 6

Key

About WeChat

General information about WeChat

On this page

Process flow charts

QR Code

W2A

APP

JSAPI

Barcode

QRCode (Server mode)

Multiexcerpt include
SpaceWithExcerpt EN
MultiExcerptName Platform-Kurz
PageWithExcerpt Wording
interface

Call of
Multiexcerpt include
SpaceWithExcerpt EN
MultiExcerptName Platform-Kurz
PageWithExcerpt Wording
interface for WeChat

Barcode payment

QRCode (Server mode)

Reversal

Credit with reference

Paygate

Computop

Help

Intranet Tools

Space shortcuts

Page tree

Page History

Versions Compared

Old Version 5

New Version 6

Key

About WeChat

General information about WeChat

On this page

Process flow charts

QR Code

W2A

APP

JSAPI

Barcode

QRCode (Server mode)

Multiexcerpt includeSpaceWithExcerptENMultiExcerptNamePlatform-KurzPageWithExcerptWording interface

Call of Multiexcerpt includeSpaceWithExcerptENMultiExcerptNamePlatform-KurzPageWithExcerptWording interface for WeChat

Barcode payment

QRCode (Server mode)

Reversal

Credit with reference

Multiexcerpt include
SpaceWithExcerpt EN
MultiExcerptName Platform-Kurz
PageWithExcerpt Wording
interface

Call of
Multiexcerpt include
SpaceWithExcerpt EN
MultiExcerptName Platform-Kurz
PageWithExcerpt Wording
interface for WeChat