Which cable company is good in Henan, which cable company is good in Zhengzhou, choose Henan State Grid Cable

Low Voltage Cable YJV22
I. Production Standards: GB12706.1.2, equivalent to the International Electrotechnical Commission IEC60502.
Product Usage Characteristics
1. The long-term allowable working temperature of the cable conductor does not exceed 70℃;
2. During a short circuit (duration not exceeding 5 seconds), the temperature of the cable conductor does not exceed 160℃;
3. The environmental temperature for laying the cable should not be lower than 0℃.
II. Usage Characteristics
1. The rated temperature of the cable conductor is 90°C, and during a short circuit (duration not exceeding 5S), the temperature of the cable conductor does not exceed 250°C.
2. The environmental temperature for laying the cable should not be lower than 0°C
3. The allowable bending radius during installation: for single-core cables, not less than 15 times the outer diameter of the cable; for multi-core cables, not less than 10 times the outer diameter of the cable.
III. Cross-linked Polyethylene Insulated Power Cable
Used for rated voltages of 0.6/1, 1.8/3, 3.6/6, 6/10, 8.7/10, 8.7/15, 12/20, 21/35, 26/35kV power distribution systems.
IV. Models and Names
YJV YJLV Copper core or aluminum core cross-linked polyethylene insulated, PVC sheathed power cable
YJV22 YJLV22 Copper core or aluminum core cross-linked polyethylene insulated, steel tape armored PVC sheathed power cable
YJV32, 42 YJLV32, 42 Copper core or aluminum core cross-linked polyethylene insulated, steel wire armored PVC sheathed power cable
22 refers to steel tape armored cable
I. Production Standards: GB12706.1.2, equivalent to the International Electrotechnical Commission IEC60502.
Product Usage Characteristics
1. The long-term allowable working temperature of the cable conductor does not exceed 70℃;
2. During a short circuit (duration not exceeding 5 seconds), the temperature of the cable conductor does not exceed 160℃;
3. The environmental temperature for laying the cable should not be lower than 0℃.
II. Usage Characteristics
1. The rated temperature of the cable conductor is 90°C, and during a short circuit (duration not exceeding 5S), the temperature of the cable conductor does not exceed 250°C.
2. The environmental temperature for laying the cable should not be lower than 0°C
3. The allowable bending radius during installation: for single-core cables, not less than 15 times the outer diameter of the cable; for multi-core cables, not less than 10 times the outer diameter of the cable.
III. Cross-linked Polyethylene Insulated Power Cable
Used for rated voltages of 0.6/1, 1.8/3, 3.6/6, 6/10, 8.7/10, 8.7/15, 12/20, 21/35, 26/35kV power distribution systems.
IV. Models and Names
YJV YJLV Copper core or aluminum core cross-linked polyethylene insulated, PVC sheathed power cable
YJV22 YJLV22 Copper core or aluminum core cross-linked polyethylene insulated, steel tape armored PVC sheathed power cable
YJV32, 42 YJLV32, 42 Copper core or aluminum core cross-linked polyethylene insulated, steel wire armored PVC sheathed power cable
22 refers to steel tape armored cable
