Qingdao Topwell Chemical Zida Co., Ltd. unakhazikitsidwa mu 2014, ndi katswiri katundu chinkhoswe mu kafukufuku, zogulitsa ndi sinthidwa mwamakonda pigment ndi utoto amene mogwirizana ndi mitundu ya kuwala- UV kuwala, pafupi infuraredi kuwala (IR), kuwala looneka.
Zogulitsa zathu zikuphatikizapo,
1. Mtundu wa UV / IR wonyezimira ndi utoto,
2. Pafupi ndi utoto woyaka mkati
3. Utoto wa photochromic ndi utoto,
4. Utoto wooneka
5. Mtundu wa Thermochromic.
Katundu Wathu Wamkulu: UV Fluorescent Inki, NIR Dye, Special Effect pigment
Dinani pamanjaKampaniyo anayambitsa ambiri matalente, researches ntchito ndipo ndi udindo kwa makasitomala
Gulu lofufuzira akatswiri zosowa zamakasitomala osiyanasiyana
Njira yatsopano yosinthira ukadaulo, fufuzani zamalonda apamwamba