A1：In Yueqing, Zhejiang. RHI ELECTRIC has built busbars here since 2011, with 3 production bases and 1000+ employees.
A2：IATF 16949, ISO 14001, and ISO 45001.
A3：Catalog parts list 100 pieces. The quantity can be discussed with the drawing.
A4：Yes. Bending, punching, welding, riveting, and insulation are done in-house.