Qingdao Huaixa Rubber Industry Co., Ltd. is a Manufacturer Specialized in Sidewall Conveyor Belt. We owe two patents concerning Corrugated Sidewall Conveyor Belt Technology Field, supplying design, manufacture, installation and service. We manufacture the corrugated sidewall with tearing-resistant cotton to enforce the belt tearing for long life. Our special design was patented with number: 98222267.X Cleat and sidewall are joined through bolt to prevent leakage of material. This design was patented with number. 98222266.1