Requirements for business visa
Actual passport of more than six months validity with a blank visa page.
One complete application form (The People's Republic of China Visa Application Form) with one recent passport size photograph (black and white or color
An official invitation from related Chinese government departments or companies / organizations authorized by Chinese Ministry of Foreign Affairs to issue visa is required. Based on the official invitation with a company letter from your company, you can apply for a single, a double entry, or a multiple entry visa