Zhejiang Longsun Electronic Technology Co,.Ltd.,specializing in the production of solar cell paste, follow closely the development of the industry trend,with strong R&D strength. Our center has the production line with the production capacity-annual output of 100 tons of paste as well as a complete test line of solar cell paste. The equipments of production, printing, sintering, and testing are well-known international brands. We provide the products tested through rigorous testing, after-sale service by R&D engineers, as well as timely and high quality support.