ADDRESS:1515-1516 (Park), 12th Floor, Building 4, No. 128, South Fourth Ring West Road, Fengtai District, Beijing | BUSINESS SCOPE: | Technical consultation, technical promotion, technical training, technical consultation, technical services; conference services; economic information consultation; sales of chemical products (excluding hazardous chemicals), instruments, machinery and equ | E-MAIL: | m13001115531@163.com;13801194860@163.com;471657223@qq.com
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