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.
Nearest Port
Shenzhen port
Address
701# Tianyou Second Industrial Zone, 28# Xintang Road, Xintian Community, Fuyong Town, Baoan District, 518103, P. R. China, Shenzhen, Guangdong, China, 518103