300 inch handheld valves used in Polycam factory separators, due to sanctions and multiplying price increases and their failure to purchase last year, which after a while were corroded due to corrosion, suggested by the plant facility manager Polycam (Mohammad Foroughi) was re-used in an innovative way and executed by the personnel of the Polycam facility and in collaboration with the turning unit, and again used in the production process desirably. In this method, using existing facilities such as polyethylene pipe as a protective liner which is the size of a Volvo crane and its cutting and trimming, the defective parts will be repaired and if any other parts of the Volvo including the plate and gearbox are damaged, repair them. Given the 54 variants of the Volvo model and a price tag of 16 million tomans each, a total of 864 million tomans were saved last year. Recalls this proposal as a special offer in the mining and industrial bidding system. Gheorghe flowers are accepted.