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Beijing Hengye Zhongyuan Chemical Co., Ltd
CNBeijing Hengye Zhongyuan Chemical Co., Ltd. is a specialized chemical reagent enterprise, with chemical reagents and industrial materials as main products. Our products are mainly used in the fields of scientific research, biotechnology, environmental testing, chromatographic analysis, research and
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Hangzhou GYZ Chemical Co.，Ltd
CNHangzhou GYZ chemical Co.,Ltd is a manufacturer and leading exporter specializing in the fine chemicals and pharmaceutical intermediates,plant extract,in the researace,development and production.We are commited to provide the superior service and high quality products to customers.
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