We have been in chemical field for 24 years, especially doing well in zinc sulfate, zinc oxide. As a factory ,we can provide you with much better products and more reasonable price. FREE SAMPLES & Catalogues quotation sheet will be sent if needed. Write me back or call me pls, let’s talk more in details. Looking forward to your sooner reply.

主要产品/业务: 氧化锌 硫酸锌 硫酸铜