1. Leather, footwear, clothing and textiles manufacturers and their traders: azo (azo compounds), REACH, ROHS, o-benzene, DMF (dimethyl fumarate), eight heavy metals, Taobao quality inspection report, color noise, bisphenol, formaldehyde, total lead, PAHS, wear resistance test, tensile test, strength test, flame retardant test, etc.

2. Manufacturers and traders of hardware zipper accessories for toys, ornaments and handicrafts: EN7 1, GB6675, ASTMF963, CPSIA, REACH, ROHS, o-benzene, formaldehyde, UV anti-aging test, CE certification, CCC certification, etc.

3. Manufacturers and traders of plastic ink pigments: REACH, ROHS6, phthalate esters, halogen, MSDS, PAHS, DMF (dimethyl fumarate), eight heavy metals, total lead test, etc.

4. Hardware tools, electronic appliances, LED energy-saving lamps and small machinery: CE, FCC, CB, UL, GS, CCC, SASO, SONCAP, C-TICK, PSE, KC, SAA, etc.