Zhejiang Aijiren is a mamufacturer of HPLC/GC vial, cap, septa and syringe filter in China. We start our business since 2007. As an ISO 9001:2015 certificated company we have set up high quality standards for ourselves. Aijiren own 10, 000 SQM factory area with 5,000 SQM 100, 000 grade cleaning room.