China Petrochemical Invoice SMS can't be opened.

You can check the official account of China Petrochemical WeChat.

Open WeChat, find the official WeChat account related to Sinopec, and click "My Invoice" in the lower right corner to inquire.

SinopecGroup (hereinafter referred to as Sinopec Group) is a super-large petroleum and petrochemical enterprise group reorganized on the basis of the former sinopec group in July 2008. It is a state-owned company wholly owned by the state, an institution authorized by the state to invest and a state holding company.