... 30SR31525 KHB3K-35LR31532KHB3K-38SR31532 KHB3K-42LR31540 Company Profile:Ningbo Huarui Automation Equipment Co., Ltd (HRPC) located in Xikou Industrial Zone, ... in China, only one hour away from Ningbo Airport and Ningbo Station.HRPC is the ISO 9001:2000 certified ... in 1993 with the previous name " Fenghua Chengxin Machinery Co., Ltd), HRPC devoted to designing, developing, producing & marketing. ...