A visit — yours or an inspector's — is the surest check on a new supplier. Send a date and what you want to see; the request reaches them as an enquiry you can track.
Address
Room 614, Building D, Qingchuang Center, Wujiang Science and Technology Innovation Park, No. 29 Jianshe Road, Wujiang District, Shaoguan City, Guangdo, Shaoguan, Guangdong, China, 512026