[Shenzhen, China]‌ — Paratronix Instruments Co., Ltd., a pioneer in precision testing solutions, has successfully installed its cutting-edge ‌

Water Vapor Transmission Rate (WVTR) Tester‌ at BYD’s state-of-the-art laboratory. This collaboration strengthens quality control for

lithium battery separator membranes, a critical component in advancing EV and energy storage technologies.

Precision Testing for Next-Gen Batteries‌

The WVTR Tester delivers ultra-accurate measurement of moisture permeability in battery separators, ensuring compliance with global

safety standards (ASTM/ISO). By preventing moisture-induced degradation, the tool enhances battery longevity and reliability—key to

BYD’s mission to lead the green energy transition.

On-Site Expertise for Seamless Integration‌

Paratronix engineers worked closely with BYD’s R&D team to ‌install, calibrate, and optimize‌ the testing system. Comprehensive ‌on-site

training‌ was provided to ensure seamless adoption into daily workflows. The instrument’s user-friendly interface and rapid testing

capabilities have already streamlined BYD’s material validation process.

About BYD‌

BYD (Build Your Dreams) is a global leader in electric vehicles, battery technology, and renewable energy solutions, renowned for its

vertically integrated supply chain and commitment to a zero-emission future.