Our company's new fine chemicals products aminosulfonic acid, calcium-aluminium hydrotalcite, cysteamine have been put into production.
2017年04月
It means our company's business expand to the field of fine chemical industry when Hengyang Fenglian Fine Chemical Co., Ltd.is established.
2016年8月
Our company has acquired the qualification of hazardous waste disposal That means our business expanded to the field of environmental protection services.
2014年11月18日
Hunan Hengguang Technology Co.,Ltd.is listed in New OTC Market with the stock code of 831359
2014年06月
It means our business expands to the field of new semiconductor materials when Hengyang Henglong High Purity Semiconductor Material Co., Ltd.
2011年-2014年
Hunan Hengguang Technology Co.,Ltd.increased its capital and shares to 80 million yuan.
In May 2011
Joint-stock system reform,officially changed its name to Hunan Hengguang Technology Co.,Ltd
2009年-2011月
Our company introduces external strategic investors such as Xiangjiang Industrial Investment Co., Ltd., Hunan Trust Co., Ltd. ， Hualing Tianjin Shirt, Hunan Hualing Jinshan Investment Management Co., Ltd. etc.
2009年07月
Hunan Hengguang Chemical Co., Ltd.'s 300,000 tons pyrite sulphuric acid production line put into operation
2008年12月8日
Hunan Hengguang Technology Co.,Ltd. is established
