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Vevau Molsieve is a professional molecular sieve manufacturerSuppliing super-dry reagents, formative reagents, potassium acid and potassium ester-based reagents, we are committed to providing customers with a higher quality product service.
Hebei Optical Control Equipment Co., Ltd. was established in 2009, with a registered capital of 55 million, the company is located in Hebei Hebei, occupying an area of more than 70 acres, has passed the ISO9001-2018 quality management system, ISO1400