How to apply shenzhen visa in manila for my 2 grandson

If they go there for tourism purpose, they need to apply for tourist L type. The first step is to prepare their passports and its copies, the application forms, 2 passport-sized color photos, round trip air tickets and hotel reservation, and consent letter and from their parents and their passports, as well as financial support proof.
Next, go to the embassy of China to submit the application.