China Changsheng International Chemical Industry Co.Ltd.,founded in 1998 ,Is located in China, in the service of the surrounding countries and regions. In order to purify the market ,To serve customers for the purpose ,We acquired more than 30 small and medium enterprises in China ,Now, we are a strong management, production, sales for the integration of large enterprises . We can satisfy different customers' requirements ,We mainly engaged in pharmaceutical intermediates and chemicals. Strives ...
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