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Head Quarter
Domestic sales dept.
Tel: +86-512-57559101, 57553443
Fax: +86-512-57558668
International marketing dept.
Tel: +86-512-57559101, 57559102
Fax: +86-512-57556948
E-mail: lakerhyc@163.com
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 ◆ Year 1976 KOC established
◆ Year 1976 Developed solvent green 5
◆ Year 1981 Developed solvent red 25, solvent red 24, solvent red 23
◆ Year 1982 Developed Vat red 41
◆ Year 1984 Developed solvent yellow 98, solvent orange 63
◆ Year 1986 Developed solvent green 3, solvent violet 13
◆ Year 1992 KYY established
◆ Year 1993 Developed solvent yellow 93, solvent blue 35, solvent blue 36
◆ Year 1994 Developed solvent red 135, solvent red 179, solvent orange 60
◆ Year 1995 Developed solvent yellow 33, solvent red 196, solvent red 197, solvent yellow 145
◆ Year 1999 KOC merged with KYY
◆ Year 2002 Set up Guangzhou branch, Shantou branch, Shenzhen branch
◆ Year 2007 Merged Guangzhou branch, Shantou branch to Shenzhen branch
◆ Year 2007 Devleoped Methyl cyclopentadiene dimer
◆ Year 2009 Move Kunshan production facility to Haimen, Jiujiang. Jiujiang plant started to construction. Haimen plant started production.
◆ Year 2010 Set up a joint venture with Qingyang Xingda Chemical Co., Ltd. Jiangxi plant started production.
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