Royal Manufacturing Corporation – Manufacturer, Supplier and Dealer of Spring Washers, Lock Washers, Round Types Washers, All Types of Split Cotter Pins. For more details visit at https://www.99autoworld.com/royal-manufacturing.
website:https://www.jhmindustry.com/
Shanghai Jian & Mei Industry and Trade Co., Ltd. is the company which manufacture and export fasteners and metal hardware, founded in 2006, with import-export authority. Now, 80% products export to all over the world and 20% sell in domestic market.