1) Round Aluminium Alloy Precision Tube for Automotive Air-conditioning pipeline: 
Alloy: LF21, 3103, 3003, 5049, 5052, 6063
Size: Φ8 x 1 - Φ30 x 2mm
Tolerance: OD THK +/-0.05mm
Temper: O, H112, H111, H12, H14, H16, H18, H32, H34, T4, T42, T6, T83

2) Round Aluminium Alloy Precision Tube for Automotive Heat Exchange system:
Alloy: LF21, 3103, 3003
Size: Φ6 x 0.35 - Φ9 x 0.5mm
Tolerance: OD THK +/-0.05mm
Temper: O, H111, H12, H14, H16, H18

3) Round Aluminium Alloy Precision Tube with sleeve for Automotive Air-conditioning pipeline:
Alloy: LF21, 3103, 3003, 6063, 6082, 5052
Size: Φ15x 1.5 - Φ25 x 2mm
Tolerance: OD THK +/-0.10mm
Temper: O, H111, T4, H32, H34

4) Round Aluminium Alloy Precision Tube for subcooler, muffler:

Alloy: LF21, 3103, 3003, 6063, 6082, 5052
Size: Φ20 x 1.5 - Φ30 x 2.5mm
Tolerance: OD THK +/-0.10mm
Temper: O, H111, T4, H32, H34

5) Round Aluminium Alloy Precision Tube for Power Station Air Cooling System, Desalination System, Heat Exchanger System:
Alloy: 1060, LF21, 3103, 3003, 6063, 5052
Size: Φ16 x 0.6 - Φ50 x 5mm
Tolerance: OD THK +/-0.10mm
Temper: O, H112, H111, H14, T4, H32, H34

6) Multi-Hole Flattened Tube for Power Station Air Cooling System, Construction Machinery Condenser:
Alloy: 1100, LF21, 3103, 3003
Size: Width20-120mm, Height4-12mm, Thk0.45-1.2mm
Temper: H112

7) Round Aluminium Tube for Other Industrial Applications:
Alloy: 1060,1100, 2024, LF21,3103, 3003, 5052, 5083, 5056, 6005, 6060, 6063, 6061, 6082, 7003, 7005, 7022, 7075
Size: Φ15x 1 - Φ120 x 20mm
Temper: O, H112, H111, H12, H14, H16, H18, H32, H34, T4, T6, T73, T8, T9