Rizhao Chenhui Rubber & Plastics Products Co., Ltd.

Rizhao Chenhui Rubber & Plastics Products Co., Ltd. (晨晖橡塑) is a high-tech enterprise specializing in the research, development, production, sales, and service of high-performance rubber and plastic products for the oil drilling industry. Founded in 1985 (formerly Juju No. 2 Rubber Factory), the company has over 30 years of history developing high-temperature, high-pressure, and gas-sealed rubber products for oil and gas applications. Headquartered in Zhonglou Town Industrial Park, Lanshan District, Rizhao City, Shandong Province, Chenhui holds API Q1 quality management system certification and API 16A drilling equipment specification certification, and is also API 6A certified. The company is a networked supplier to CNPC, Sinopec, and PetroChina. Products include BOP packing units (ring blowout preventer rubber cores, gate blowout preventer rubber cores, rotating control head rubber cores), mud pump pistons and valves, cementing plugs, packer rubber cylinders, and various sealing products. The company holds 6 invention patents and 8 utility model patents, and has been recognized as a Shandong Province specialized, precise, and new small-to-medium enterprise.