We Qingdao Oulilai Chemical Co., Ltd is a professional chemical manufacturer,specialized in inorganic and organic chemicals,dyes and pigments ,rubber chemicals and so on.we mainly supply with the raw materials and auxiliary materials,like acetic acid ,formic acid ,oxalic acid ,titanium dioxide ,zinc oxide ,etc. we sincerely welcome new and old customers from all over the wold enquiry letters to negotiate business successfully !We're looking forward to cooperating with you !