北京利德赛工贸有限公司
PFS is headquartered in Cranston, RI,with a world reputation for reliability, accuracy, and customized manufacturing in flow elements industry.Through evolving product lines and research and development, the company continues to lead the market, and its products outperform competing technologies.
China exclusive distributor: Lead-Sail (B.J.) Industrial Ltd.
Website：http://www.ldsl.com.cn