Qingdao Topwell Chemical Materials Co., Ltd.tsim nyob rau hauv 2014, yog ib tug kws tshaj lij kev lag luam koom nrog hauv kev tshawb fawb, muag thiab kho cov xim tshwj xeeb thiab cov xim uas muaj kev sib raug zoo nrog cov teeb pom kev zoo- UV teeb, ze lub teeb infrared (IR), pom lub teeb.

Peb cov khoom tseem ceeb suav nrog,

1. UV / IR fluorescent pigment thiab zas xim,

2. Thermochromic pigment,

3. Nyob ze infrared absorbing dye,

4. Perylene pigment,

5. Pom lub teeb rhiab zas xim

6. Photochromic dye thiab pigment

7. Urolithin UA