Who are we?

We are Qingdao Ocat International Trade Co., Ltd., the Qingdao office of Weifang Jinjue Environmental Protection Technology Co., Ltd., and we are responsible for the group's international import and export business. Our factory has more than 20 years of experience in the research, design and production of biogas equipment, and we contract to build large, medium and small biogas projects.

Our main products include red mud biogas digesters, PVC soft bag digesters and biogas storage bags, double membrane gas holders, biogas desulfurization and dehydration units, solid-liquid separators, mixers, gas-water separators, biogas boilers, biogas stoves and heaters, and a full range of biogas application accessories.

Typical applications are household and farm cooking, space heating, power generation, and the production of biogas slurry and residue as organic fertilizer.

We support customization in size, shape and configuration to suit different feedstocks, climate conditions and site layouts. Tell us your daily collectable quantities and the intended use of the gas, and our team will propose a suitable configuration.