Tel +86-0371-86658258 +8613203830695
Email laboratory@coreychem.com
Tel 16314854226; +16314854226
Email inquiry@bocsci.com
Tel +86-0571-81612335 +8613336028439
Email sales@nextpeptide.com
Tel 021-50135380
Email shchemsky@sina.com
Tel 021-57646680 18306277365
Email sunkai@chembiobanksh.com