It is able to defend ultraviolet ray ,prevent drainpipe from being aged or cracked .durabillity is improved over 3 times than single one .
A:100% factory and your are always welcome for a factory visit.
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
A: Sample needs 3-5 days, mass production time needs 1-2 weeks for order quantity more than .
A:We usually ship by sea, sample by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
Q: How do you control quality?
A:Strictly followed by ISO 9001:2008 quality control system and products tested daily by our own, also certified by the third parties .