Guangzhou Yulong Chemical Co., Ltd. is a high-quality pigment supplier. Its main products include: p-nitrobenzoic acid, pigment red 254, pigment yellow 138, pigment yellow 191, pigment yellow 83, pigment purple 23. It is a fine chemical enterprise specializing in the production of organic pigment and whitening agent series products. New and old customers are welcome to come and consult!
www.ylhg8.com Movie video 2025-05-14