Other Petrochemical Related Products

We are a company who are the first installer and supplier of gas for tenement houses in Vietnamese and are looking for a supplier in EU,Japan,Korean who could provide us a wide range of materials for gas installation(gas meter,gavanized steel pipe&fitting,HDPE pipe&fitting,regulator,valve....for Gas)
1. Gavanized steel pipes for Gas.
Gavanized steel pipes size : 1/2'',1'',1 1/2'',2''
Inside diameter : 15mm,25mm,40mm,50mm
Outside diameter : 21mm,33mm,50mm,60mm
Standard : DIN
Pressure working : 100 mbar
Weight : 1,154 kg/m,2.34 kg/m,3.38 kg/m,4.54 kg/m
Tolerance : +5% to +10%
*** With quantity from 8000m to 9000 m similars about 15 MT(15.000 kg) with all size.
2.Basic Gas meter: Gas meter seri G6 : 05 pcs. (Qmax=10m3/h,Qmin=0.025 m3/h)
Gas meter seri G2.5 : 150 pcs.
(Qmax=4m3/h,Qmin=0.025m3/h).
1. HDPE pipes for gas
D = 180 Quantity = 73 m
D = 160 Quantity = 96 m
D = 125 Quantity = 450 m
D = 110 Quantity = 1920 m
D=63 Quantity =100m
2. HDPE couplers with removable
D = 125 Quantity = 30 pcs
D = 110 Quantity = 141 pcs
D = 63 Quantity = 24 pcs
3. Ball valves in HDPE, 1/4 turn
D = 125 Quantity = 2 pcs
D = 110 Quantity = 10 pcs
4. Elbows 90 (Electrofusion)
D = 125 Quantity = 1 pcs
D = 110 Quantity = 1 pcs
5. Elbows 45 (Electrofusion)
D = 125 Quantity = 16 pcs
D = 110 Quantity = 38 pcs
6. T-pieces (Electrofusion)
D = 125 Quantity = 04 pcs
D = 110 Quantity = 04 pcs
7. Pressure tapping valves with extra long out let spigot in kit version.
D1 = 125 D2 = 63 Quantity = 06 pcs
D1 = 110 D2 = 63 Quantity = 18 pcs
8. End caps (Electrofusion)
D=125 Quantity=12 pcs
D = 110 Quantity = 01 pcs
D = 63 Quantity = 24 pcs
9. Electrofusion Reducers
*** I used product applied for DIN standard
*** You could please send me the quotation for the CIF Hai Phong(Cost + Insurance + Freight in Hai Phong,Viet Nam)
*Delivery time? *The method?