Profile: Yongkang Xinhua Instrument Factory specializes in YK series of mud pump pressure gauges and oilfield related instruments. We produce instruments for industries like oil exploration, chemical industry, chemical fiber industry, iron & steel industry, metallurgical industry and power generation plants. Our dual pointer 4:1 compound pressure indicator systems deliver accurate measurements for mud, cementing, acidizing and fracturing operations. We are an ISO 9001:2000 certified company.