Shandong shing chemica Co.,Ltd.,is a professional company engaged in refrigerant gas :R134a, R404A, R407C, R410A, R507, R600a, R32, R125, R152a, R245fa. Most of our products have international approvals, such as ISO, CE, SGS, DOT and REACH. Our good quality and perfect services make us earn a high reputation from clients of Europe, South America, the Middle East, Southeast Asia and Africa. With the aim to be a modernized Group Corporation, we are sincerely looking forward to cooperating and developing together with you! Welcome your contacting and visiting!