Quality & After Sales
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  Pretank pay special attention to quality management and control, avoid any defects and faults before delivery the reactors/tanks to the clients,Ensure that guests receive deserved and value-for-money services.
We are certified by ISO9001 management system, all departments from technology, purchasing, production to inspections are managed well in order.
Supply pre-sale consultant, 2D&3D drawingsproduction and delivery, and after-sale training and claim response, shorten the customer purchasing process, reduce costs and improve efficiency.
All welding and polishing workers are qualified and rookie trained well before they start to work in our company, guarantee welding quality.
All stainless materials are purchased from first quality steel mills, their qualified MTC is supplied and Pretank ourself would inspect again before put in our warehouse, including accessories and fittings.
We have 14 sets automatic machine for cutting and welding, cooling jacket are auto. Fabricated either, improve working efficiency and delivery, reduce human working defects.
Each tanks are inspected by hydraulic pressure, or X-ray, or penetration inspection before delivery. In addition to self-inspection, we also welcome customers to come to the factory to inspect the goods in person, or assign a third party to inspect the goods to minimize delivery defects.
All stainless steel vessels/reactors are packed on steel saddle or pallet, and wrapped by crash proof blanket, loaded in containers or flat rack and braced by steel strips, to make sure the goods would be shipped to the clients in the most perfect condition.
We are the founder of China's thin-walled container standards. We have participated in the compilation of the design, production, inspection, and installation standards for stainless steel containers. We have also obtained more than 100 patents and more than 30 certificates, including export CE, PED, and AS certifications.
If any damage, quality defects or quantity lack, we would response in the first time for 7D*24H, and will repair, pay or get back according to specific cases, to protect customers' benefits max., that is protecting Prettech brands and reputation.
Provide stainless steel tanks solutions for liquid processing of STORAGE,FERMENTING, HEATING,CHILLING, BLENDING, DISTILLING, MASHING AND BOILING.




Tel: +86-519-85255001 
Cell: +86-15295029678 
Fax: +86-519-86713769 
Add: A-floor, 16,R&D HUB 2,Science and education Town, No.801,Changwu Middle Road,Wujin District, Changzhou, Jiangsu. P.C. 213000
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