Oct 7 (Reuters) - Ping An Healthcare and Technology Co Ltd: * DOU LI RESIGNS AS CHAIRMAN, EXECUTIVE DIRECTOR, AND CEO * MICHAEL GUO APPOINTED AS CHAIRMAN * MINGKE HE APPOINTED AS CEO AND EXECUTIVE DIRECTOR Further company coverage: (The article has been published through a syndicated feed. Except for the headline, the content has been published verbatim. Liability lies with original publisher.)