Two other subsidiaries, located in Wuhai, Inner Mongolia and Nantong, Jiangsu Province, respectively, are emphasizing on production of thiochemicals and 2-chloronicotinic acid.

• 石家庄基地致力于吡啶衍生物的开发生产和甲基磺酸的生产，另外两个基地则分别生产硫化物和 2-氯烟酸。