About us

The ZQHB model USR (Upflow Anaerobic Solid Reactor / Solid-Liquid Fermentation Reactor) produced by Zhengqing Environmental Protection Technology overcomes the limitation of conventional anaerobic reactors on high SS (suspended solids), converting soluble and emulsified organic matter into biogas; it is suitable for high-solids wastewater such as whole cassava ethanol stillage, livestock and aquaculture wastewater, and pharmaceutical bacterial residue. Main product: USR Upflow Solid Reactor; representative model: ZQHB.