Onboarding guide

入驻指南

Choose your role and complete the right verification path.

选择你的身份，并完成对应的验证流程。

Create or log in to your B2B account first, then use the registered email to contact [email protected]. Supplier and buyer onboarding are both handled by email so no extra IT integration is required.

请先创建或登录 B2B 账户，然后使用注册邮箱联系 [email protected]。供应商和买家入驻都通过邮件处理，不需要额外开发接口。

Supplier onboarding steps

供应商入驻步骤

Follow these steps to complete supplier verification and start creating offers.

按以下步骤完成供应商验证，即可开始创建 Offer。

Register / log in

Create or log in to your B2B account first.

Complete onboarding / KYC

Use your registered email to contact [email protected] for business review and verification steps.

Wait for review

We will contact you if any document needs to be updated.

Start selling

After approval, you can create offers and supply inventory.

注册 / 登录

先创建或登录你的 B2B 账户。

完成入驻 / KYC

使用注册邮箱联系 [email protected]，进行业务沟通并获取验证流程。

等待审核

如材料需要更新，我们会通过邮件联系你。

开始供货

审核通过后即可创建 Offer 并上传库存。

Quick supplier application

供应商快速申请

Send the following information to [email protected]. Do not attach identity documents in the first email; we will reply with the KYC steps after reviewing your business information.

请将以下信息发送至 [email protected]。首封邮件无需附上证件材料；我们会在了解你的业务信息后回复 KYC 提交流程。

✓Supplier type: individual or company
✓Contact name and business email
✓Company name, if applicable
✓Website, store link, marketplace profile, or sales portfolio
✓Country / region
✓Main product categories
✓Estimated active SKU count
✓Estimated monthly supply value and current monthly sales volume in EUR
✓Any notes about product source, available inventory, or questions

✓供应商类型：个人或企业
✓联系人姓名和商务邮箱
✓公司名称，如适用
✓网站、店铺链接、销售页面或资料
✓国家 / 地区
✓主营商品类型
✓预计活跃 SKU 数量
✓预计月供货规模和目前月销售规模，使用 EUR 表示
✓关于货源、可供库存或问题的补充说明

Subject: Supplier Application - {Company / Name}

Hello K2KEY B2B team,

We would like to apply as a B2B supplier.

Supplier type:
Contact name:
Company name:
Business email:
Website / store / sales profile:
Country / region:
Main product categories:
Estimated active SKU count:
Estimated monthly supply value in EUR:
Current monthly sales volume in EUR:

Additional notes:

Please let us know the next steps for supplier onboarding and KYC.

Regards,

邮件标题：Supplier Application - {公司 / 姓名}

K2KEY B2B 团队您好：

我们希望申请成为 B2B 供应商。

供应商类型：
联系人姓名：
公司名称：
商务邮箱：
网站 / 店铺 / 销售资料：
国家 / 地区：
主营商品类型：
预计活跃 SKU 数量：
预计月供货规模（EUR）：
目前月销售规模（EUR）：

补充说明：

请告知下一步入驻和 KYC 流程。

谢谢。

Email [email protected] 发送邮件至 [email protected]

Copy the template, fill in your information, and send it by email.

复制模板，填写你的信息后通过邮件发送。

Buyer onboarding

买家入驻

Use this path if you only need to purchase with Top-up Balance. Buyer verification is separate from supplier permissions.

如果你只需要使用充值余额采购，请走买家入驻流程。买家验证和供应商权限是分开的。

Register / log in

Create or log in to your B2B account first.

Email B2B team

Use your registered email to contact [email protected] for buyer verification.

Wait for review

We will reply by email if any document needs to be updated.

Top up and purchase

After approval, you can top up balance for purchasing. Top-up Balance cannot be withdrawn.

注册 / 登录

先创建或登录你的 B2B 账户。

联系商务

使用注册邮箱联系 [email protected]，申请买家验证。

等待审核

如材料需要更新，我们会通过邮件回复。

充值采购

审核通过后可充值采购。充值余额仅用于采购，不可提现。

Buyer materials

买家材料

Individual

Individual buyer

✓Passport or national ID
✓Registered B2B email
✓Full name and country / region

Company

Company buyer

✓Company registration document
✓Authorized contact ID
✓Registered B2B email
✓Company name and registration number

个人

个人买家

✓护照或身份证
✓B2B 注册邮箱
✓姓名和国家 / 地区

企业

企业买家

✓公司注册证明
✓授权联系人证件
✓B2B 注册邮箱
✓公司名称和注册编号

Buyer email template

买家邮件模板

Buyer verification

Subject: [Buyer-KYC] your@email.com

Hello K2KEY B2B team,

I would like to complete buyer verification for my B2B account.

Registered email:
Buyer type: Individual / Company
Full name / company name:
Country / region:

Attached:
1. Passport / ID or company registration document
2. Authorized contact ID, if company buyer

I understand that Top-up Balance is for purchasing only and cannot be withdrawn.

Regards,

买家验证

邮件标题：[Buyer-KYC] your@email.com

K2KEY B2B 团队您好，

我希望完成 B2B 账户的买家验证。

注册邮箱：
买家类型：个人 / 企业
姓名 / 公司名称：
国家 / 地区：

附件：
1. 护照 / 身份证 或 公司注册证明
2. 如为企业买家，请附授权联系人证件

我理解充值余额仅用于采购，不可提现。

谢谢。

Supplier materials

供应商材料

Individual

Personal supplier

✓Valid passport information page
✓Platform verification photo
✓Registered email, full name, country, and contact method in the email body

Company

Corporate supplier

✓Company registration document
✓UBO list for natural persons holding 25% or more
✓Passport and verification photo for each qualifying UBO
✓Authorized contact name, position, company number, and registered email

个人

个人供应商

✓有效护照个人信息页
✓平台验证照
✓邮件正文注明注册邮箱、姓名、国家、常用联系方式

企业

企业供应商

✓公司注册证明文件
✓持股或控制权 25% 及以上 UBO 名册
✓每位 UBO 的护照和平台验证照
✓授权联系人姓名、职位、公司编号、注册邮箱

PASSPORT

FOR K2KEY
2026-05-30

Verification photo rule

平台验证照规则

✓Use a blank A4 paper. No printed template or lined paper.
✓Write FOR K2KEY + today's date. Use YYYY-MM-DD format.
✓Place the passport on the paper. Information page facing up.
✓Take one top-down photo. Passport details and handwriting must be clear in the same image.

✓使用空白 A4 白纸。不要横线纸或印刷模板。
✓手写 FOR K2KEY + 当天日期。日期格式为 YYYY-MM-DD。
✓护照放在白纸上。个人信息页朝上。
✓俯拍一张照片。护照信息和手写字必须在同一张图里清晰可见。

Email format

邮件格式

Send to收件邮箱[email protected]

From发件邮箱Your registered B2B account email你的 B2B 注册邮箱

Individual个人标题[KYC] [email protected]

Company企业标题[KYC] Company-Company Legal Name

Attachments附件格式JPG / PNG / PDF

Copy-ready templates

可复制邮件模板

Individual supplier

Subject: [KYC] Individual-your@email.com

Hello K2KEY team,

I am submitting KYC materials for my B2B supplier account.

Registered email:
Full name:
Country:
Telegram / WhatsApp:

Attached:
1. Passport information page
2. Platform verification photo

Regards,

Company supplier

Subject: [KYC] Company-Company Legal Name

Hello K2KEY team,

We are submitting KYC materials for our B2B supplier account.

Company name:
Registration number:
Registered email:
Authorized contact:

Attached:
1. Company registration document
2. UBO list
3. Passport + verification photo for each UBO

Regards,

个人供应商

邮件标题：[KYC] Individual-your@email.com

K2KEY 团队您好：

我提交 B2B 供应商账户的 KYC 材料。

注册邮箱：
姓名：
国家：
Telegram / WhatsApp：

附件：
1. 护照个人信息页
2. 平台验证照

谢谢。

企业供应商

邮件标题：[KYC] Company-公司全称

K2KEY 团队您好：

我们提交 B2B 企业供应商账户的 KYC 材料。

公司名称：
注册编号：
注册邮箱：
授权联系人：

附件：
1. 公司注册证明
2. UBO 名册
3. 每位 UBO 的护照与平台验证照

谢谢。