The instruction for NaiLe copper tube 1. seamless smooth copper tube in coils description: seamless smooth copper tube in coils specification: φ4.00~25.40mm turnover : 20,000 tons/year application : Applied to the Air Conditioner, Refrigerator, Freezer counter, water-pipe and gas-pipe for construction etc. characteristic: the high clean surface in both inside and outside , the even and compact structure , the high precise dimension, the high heat exchange efficiency, and the easy weld, the good formability and so on.it is applied to the Air Conditioning & Refrigeration, Freezer counter, water-pipe and gas-pipe for construction etc. 2. inner grooved copper tube in coils description: inner grooved copper tube in coils specification: φ5.00~12.70mm turnover : 5,000 tons/year application : Applied to the Air Conditioner, Freezer etc. characteristic: the highly precise dimension ,the high efficiency of exchanging heat ,the high clean surface in both inside and outside, litter weight Applied to widespread the Air Conditioning & Refrigeration for Spreading heat pipe. 3. pancake coils copper tube description: pancake coils copper tube specification: φ4.00~22.30mm turnover : 5,000 tons/year application : Applied to the Air Conditioner as connection pipe, water-pipe and gas-pipe for construction, parts for air condition service etc. characteristic: has the advantage of the smooth copper tube in coils and it is convenient for packing and Transportation for outside engineering operation. 4. straight copper tube description: straight copper tube specification: φ4.00~30.00mm turnover : 10,000 tons/year application : Applied to the Air Conditioner units, Refrigeration, and freezer units water-pipe and gas-pipe for construction, generate electricity units etc. characteristic: has the advantage of the smooth copper tube in coils. It is convenient for customer for its length is confirmed as per the customers?requirement. 5. copper capillary tube description: copper capillary tube specification: φ1.00~4.76mm turnover : 1,000 tons/year application : Applied to the Air Conditioner, Refrigeration, and heat-exchanger, instrument , valve for controlling flo