Please rest assured to buy and use, Renkai will provide you with life-long after-sales service.

      1.The product has a free warranty for the whole machine for one year from the date of purchase.

      2.The following situations are not within the scope of free services:

        --Failure to operate according to the requirements of the product instructions, faults or damage caused by incorrect installation, storage and use

        --Failure or damage caused by repair, modification, or disassembly at a non-designated maintenance point

        --Failure or damage caused by disassembly, modification or repair without the permission of Jiangsu Renkai

        --Failure or damage caused by the use of parts that are not configured by the original Jiangsu Renkai factory

        --Damage caused by environmental factors, improper use and irresistible factors

      3.Please keep this warranty card and valid invoice properly        
      4.During the warranty period, if the product is used normally according to the instruction manual and the product performance failure occurs and needs to be repaired, the repair service will be provided free of charge.

★Jiangsu Renkai Optoelectronic Equipment Co., Ltd. has the final right to interpret the above warranty clauses. If you are unclear, please consult Jiangsu Renkai Optoelectronic Equipment Co., Ltd. Optoelectronics Customer Service Hotline