Chiyambireni mu 1998, Shandong Subang Fluorescence Technology Co., Ltd. yangoyang'ana kwambiri pa R & D, kupanga ndi kugulitsa kwa othandizira oyera a fulorosenti ndi ma intermediates awo.
Ili ku Yucheng, Dezhou City, Shandong Subang odzipereka mu R&D, kupanga ndi kugulitsa zowunikira kuwala kuyambira 1998.