Zepopump by ZhanBo: Quality Control Stages for OEM/ODM Diaphragm Pump Orders A factory receives a custom OEM/ODM Diaphragm Pump order with specific material and performance requirements. Without structured quality control, that order becomes a collection of unverified parts. zepopump (Zepopump by ZhanBo) has built a multi-stage inspection system that examines each custom pump from raw material...