Nanjing Zhengsen Environmental Protection Technology Co., Ltd

We focus on pulp & paper, oil & gas, mining and water treatment to best improve our customers’ water, energy and raw material efficiency. We drive to achieve above-the-market growth through our competent people, high-performing organization, product

Kerafol ® is the specialist on all aspects of technical ceramics.

With over 20 years developing and manufacturing particle characterization instruments, Bettersize has introduced breakthrough technology in the field of particle size & shape measurement. By achieving high quality and superior performance, our instru