The China Business Visa (i.e. M Visa) is for those who are conducting business and trade activities in China (excluding internships in China) for a stay generally not exceeding 90 days. The number of entries is one. Twice. Multiple times in six months and more than one year. Under the reciprocal arrangement for U.S.-China visas, U.S. citizens may apply for an M visa for more than ten years, provided that the passport is valid for more than one year. Generally, foreigners with a regular business visa M visa can extend their business visa for 1-3 months at a time.

中国商务签证（即M签证）是为在中国进行商业贸易活动（不包括在中国实习）的人员提供的，停留时间一般不超过90天。入境次数为一次。两次。半年多次，一年以上。根据中美签证的互惠安排，美国公民可以申请十年以上的M签证，但护照的有效期必须超过一年。一般来说，持有普通商务签证M签证的外国人可以每次延长1-3个月的商务签证。

Application Materials

办理材料

1. Passport: valid for more than 6 months. Original passport with blank visa page and 1 copy of passport information page.

1.护照：有效期超过6个月。有空白签证页的护照原件及护照资料页复印件1份。

2. Visa application form and photo: 1 copy of "Visa Application Form of the People's Republic of China" and 1 visa photo (48X33mm) with colorful white background pasted on the application form.

3. The original and a copy of the applicant's valid ID card.

3.申请人有效身份证原件及复印件。

4. Proof of legal stay or residence (for those who do not apply for a visa in their country of nationality): If you do not apply for a visa in your country of nationality, you must provide a valid certificate of legal stay, residence, work or study or a valid visa original and a copy.

4.合法停留或居留证明（适用于不在国籍国申请签证的人):不在国籍国申请签证的，需提供合法停留、居留、工作、学习的有效证明或有效签证原件及复印件。

5. Round-trip air ticket order.

5.往返机票订单。

6. Invitation letter issued by the relevant Chinese organization. The invitation letter should include the following contents: ① Personal information of the invitee: name, gender, date of birth, passport number, etc. ②Visiting information of the invitee: purpose of coming to China, date of arrival and departure, place of visit, relationship with the invitee or the invitee, source of expenses, etc. ③Inviting unit or personal information: the name of the inviting unit or the name of the individual, contact telephone number, address, seal of the unit, signature of the legal representative or the inviter, etc. ④If the inviter is registered in China, he/she should submit a copy of business license and company legal person ID card.

6.中国有关单位出具的邀请函。邀请函应包括以下内容： ①被邀请人个人信息：姓名、性别、出生日期、护照号等。 ②被邀请人访问信息：来华目的、抵离日期、访问地点、与被邀请人或被邀请人的关系、费用来源等。 ③邀请单位或个人信息：邀请单位名称或个人姓名、联系电话、地址、单位印章、法定代表人或邀请人签字等。 ④邀请人在中国注册的，应当提交营业执照和公司法人身份证复印件。

7. Tax number or work certificate.

7.税号或工作证明。

8. Visa fee.

8.签证费。

9. The consular officer may request the applicant to provide other supporting documents or supplementary materials according to the situation.

9.领事官员可根据情况要求申请人提供其他证明文件或补充材料。