A  Yes, we are factory , W&Q is a group of various chemicals.

A We have professional QC and keep every order's sample for two years, thus also support the third party test like SGS,BV etc.

A  T/T or L/C AT SIGHT, D/P at sight.

A 25kg bags with pallet for most our products. some of special products are packed with 25kg drum or IBC drum.  

A Yes, of course,we will send you free sample within 3 days.