Tel +86-2552131256 +86-18251840740
Email sales@bicbiotech.com
Tel 010-82848833 400-666-7788
Email jkinfo@jkchemical.com
Tel 025-87138562 18951783565
Email sales@popebiotech.com
Tel 400-0628126 18736790110;
Email sales-team@aobchem.com.cn
Tel 021-38015121-8802
Email chenjw@absin.cn