At 10:00 AM on September 28 of 2009, the construction ceremony of second disproportionated rosin production line with annual 2 thousand Mt capability was hold Shuangbai County of Yunnan province, the production line owned by Yuannan Senyuan Chemical CO.,LTD. 300 attendees took part in the ceremony including Chairman of the board and represent of local government.
The first disproportionated rosin production line of Yuannan Senyuan Chemical CO.,LTD was began to construct in October of 2008 and began to operate in March of 2009, it is the first innovative Chinese self-construction proportionated rosin production line with annual capability of 20 thousand Mt. After six months, Yuannan Senyuan Chemical CO.,LTD introduced new technology to construct the second production line. After complete of the project, Yuannan Senyuan Chemical CO.,LTD which produce 50 thousand Mt gum rosin, 40 thousand Mt disproportionated rosin and 10 thousand Mt gum turpentine per year and play a key role in gum rosin and derivatives industry.