Adress：39＃,Alley 252,Lianxin Road, Heqing,

                  Pudong New Area, Shanghai

Tel：021-68905650 68680031

Tel of Selling：021-68906801 68909828

Fax：021-38971331

Email：business@qingong.com

2,3,4,5-tetramethoxytoluene 
2,3-dimethoxy-5-methyl-1,4-benzoquinone 
2,3,4-trimethoxy-6-methoxyphenol 

Please contact:

Local:  0086-21-68906801,0086-13916920875

Abroad: 0081-80-5657-1828

E-mail: jin_yinan@hotmail.com