I am a resident in Malaysia on work visa. Do I need apply one for my visit Commercial to China?

Yes, you need to apply for an M type. The following materials are required during the application: a valid passport and a photocopy of its data page and photo page if it is seperate, a completed application form affixed with a recent-taken color photo, the original and photocopy of your employment permit or resident permit in Malaysia, documents concerning commercial activity issued by a trade partner in China or trade fair invitation, and a letter of dispatch issued by your Malaysia company.