
1、产品标准
本产品按GB/T5023-2008《额定电压450/750V及以聚氯乙烯绝缘电缆》、JB8734-1998《额定电压450/750V及以聚氯乙烯绝缘电缆电线和软线》标准生产,同时还根据用户需要按国际电工委员会推荐标准IEC、英国标准、德国标准及美国标准生产。
2、适用范围
本产品适用于额定电压450/750V及以下的动力装置、固定布线及挠性连接电器之用。
3、使用特性
3.1额定电压U0/U 为450/750V 、300/500V和300/300V 。
3.2电缆导体的允许长期工作最高温度90℃
227IEC07(BV-90)——90℃.
227IEC08(RV-90)——90℃.
其它型号——70℃.
3.3电缆敷设时环境温度应不低于0℃。
3.4 电缆弯曲半径:
D≤25mm——≥4 D
D>25mm——≥6 D
D —电缆外径
产品结构图
说明:1-导体 2-绝缘层 3-内衬包覆层 4-填充物 5-铜丝编织屏蔽层 6-外护套
电缆的型号
型号 |
名称 |
标准 |
227IEC01(BV) |
一般用途单芯硬导体无护套电缆 |
GB/T5023-2008 |
227IEC02(RV) |
一般用途单芯软导体无护套电缆 |
|
227IEC05(BV) |
内部布线用导体温度为70℃的单芯实心导体无护套电缆 |
|
227IEC06(RV) |
内部布线用导体温度为70℃的单芯软导体无护套电缆 |
|
227IEC07(BV-90) |
内部布线用导体温度为90℃的单芯实心导体无护套电缆 |
|
227IEC08(RV-90) |
内部布线用导体温度为70℃的单芯软导体无护套电缆 |
|
227IEC10 (BVV) |
轻型聚氯乙烯护套电缆 |
|
227IEC42(RVB) |
扁型无护套软线 |
|
227IEC52(RVV) |
轻型聚氯乙烯护套软线 |
|
227IEC53(RVV) |
普通聚氯乙烯软线 |
|
BV |
铜芯聚氯乙烯绝缘电线 |
JB8734-1998 |
BLV |
铝芯聚氯乙烯绝缘电线 |
|
BVR |
铜芯聚氯乙烯绝缘软电缆 |
|
BVV |
铜芯聚氯乙烯绝缘聚氯乙护套圆型电缆 |
|
BLVV |
铝芯聚氯乙烯绝缘聚氯乙护套圆型电缆 |
|
BVVB |
铜芯聚氯乙烯绝缘聚氯乙护套圆型电缆 |
|
BLVVB |
铝芯聚氯乙烯绝缘聚氯乙护套扁型电缆 |
|
RVS |
铜芯聚氯乙烯绝缘聚绞型连接用软电缆 |
|
RVVP |
铜芯聚氯乙烯绝缘聚屏蔽聚氯乙烯护套软电缆 |
生产范围
型号 |
额定电压 V |
芯数 |
导体标称截面 mm2 |
标准 |
227IEC01(BV) |
450/750 |
1 |
1.5~400 |
GB/T5023-2008 |
227IEC02(RV) |
450/750 |
1 |
1.5~240 |
|
227IEC05(BV) |
300/500 |
1 |
0.5~1 |
|
227IEC06(RV) |
300/500 |
1 |
0.5~1 |
|
227IEC07(BV-90) |
300/500 |
1 |
0.5~2.5 |
|
227IEC08(RV-90) |
300/500 |
1 |
0.5~2.5 |
|
227IEC10 (BVV) |
300/500 |
2、3、4、5 |
1.5~35 |
|
227IEC42(RVB) |
300/300 |
2 |
0.5~0.75 |
|
227IEC52(RVV) |
300/300 |
2、3 |
0.5~0.75 |
|
227IEC53(RVV) |
300/500 |
2~24 |
0.75~6 |
|
BV |
300/500 |
1 |
0.75~1 |
JB8734-1998 |
BLV |
450/750 |
1 |
2.5~630 |
|
BVR |
450/750 |
1 |
2.5~240 |
|
BVV |
300/500 |
1 |
0.75~10 |
|
BLVV |
300/500 |
1 |
2.5~10 |
|
BVVB |
300/500 |
2、3 |
0.75~10 |
|
BLVVB |
300/500 |
2、3 |
2.5~10 |
|
RVS |
300/300 |
2 |
0.5~0.75 |
|
RVVP |
300/300 |
1~24 |
0.3~6 |
|
芯数系列 (core series):4、5、6、7、10、12、14、16、19和24 |
电缆主要技术参数
导体标称截面( mm2) |
型号 |
额定电压V |
导体种类 |
绝缘厚度(mm) |
平均外径上限 |
电缆近似重量(kg/km) |
70℃最小绝缘电阻 |
1.5 |
227IEC01(BV) |
450/750 |
1 |
0.7 |
3.3 |
20.5 |
0.011 |
227IEC02(RV) |
5 |
0.7 |
3.5 |
21.0 |
0.010 |
||
1.5 |
227IEC01(BV) |
2 |
0.7 |
3.4 |
21.5 |
0.010 |
|
227IEC02(RV) |
- |
- |
- |
- |
- |
||
2.5 |
227IEC01(BV) |
1 |
0.8 |
3.9 |
32 |
0.010 |
|
227IEC02(RV) |
5 |
0.8 |
4.2 |
33 |
0.009 |
||
2.5 |
227IEC01(BV) |
2 |
0.8 |
4.2 |
47 |
0.009 |
|
227IEC02(RV) |
- |
- |
- |
- |
- |
||
4 |
227IEC01(BV) |
1 |
0.8 |
4.4 |
48 |
0.0085 |
|
227IEC02(RV) |
5 |
0.8 |
4.8 |
47 |
0.0070 |
||
4 |
227IEC01(BV) |
2 |
0.8 |
4.8 |
50 |
0.0077 |
|
227IEC02(RV) |
- |
- |
- |
- |
- |
||
6 |
227IEC01(BV) |
450/750 |
1 |
0.8 |
4.9 |
67 |
0.0070 |
227IEC02(RV) |
5 |
0.8 |
6.3 |
67 |
0.0060 |
||
6 |
227IEC01(BV) |
2 |
0.8 |
5.4 |
69 |
0.0065 |
|
227IEC02(RV) |
- |
- |
- |
- |
- |
||
10 |
227IEC01(BV) |
1 |
1.0 |
6.8 |
124 |
0.0065 |
|
227IEC02(RV) |
5 |
1.0 |
7.6 |
125 |
0.0056 |
||
16 |
227IEC01(BV) |
1 |
1.0 |
8.0 |
175 |
0.0050 |
|
227IEC02(RV) |
5 |
1.0 |
8.8 |
179 |
0.0046 |
||
25 |
227IEC01(BV) |
1 |
1.2 |
9.8 |
268 |
0.0050 |
|
227IEC02(RV) |
5 |
1.2 |
11.0 |
276 |
0.0044 |
||
35 |
227IEC01(BV) |
1 |
1.2 |
11.0 |
360 |
0.0040 |
|
227IEC02(RV) |
5 |
1.2 |
12.5 |
383 |
0.0038 |
||
50 |
227IEC01(BV) |
1 |
1.4 |
13.0 |
504 |
0.0045 |
|
227IEC02(RV) |
5 |
1.4 |
14.5 |
540 |
0.0037 |
||
70 |
227IEC01(BV) |
450/750 |
1 |
1.4 |
15.0 |
714 |
0.0035 |
227IEC02(RV) |
5 |
1.4 |
17.0 |
752 |
0.0032 |
||
95 |
227IEC01(BV) |
1 |
1.6 |
17.0 |
980 |
0.0035 |
|
227IEC02(RV) |
5 |
1.6 |
19.0 |
975 |
0.0032 |
||
120 |
227IEC01(BV) |
1 |
1.6 |
19.0 |
1190 |
0.0032 |
|
227IEC02(RV) |
5 |
1.6 |
21.0 |
1220 |
0.0029 |
||
150 |
227IEC01(BV) |
1 |
1.8 |
21.0 |
1470 |
0.0032 |
|
227IEC02(RV) |
5 |
1.8 |
23.5 |
1520 |
0.0029 |
||
185 |
227IEC01(BV) |
1 |
2.0 |
23.5 |
1830 |
0.0032 |
|
227IEC02(RV) |
5 |
2.0 |
26.0 |
1850 |
0.0029 |
||
240 |
227IEC01(BV) |
1 |
2.2 |
26.5 |
2395 |
0.0032 |
|
227IEC02(RV) |
5 |
2.2 |
29.5 |
2415 |
0.0028 |
||
300 |
227IEC01(BV) |
1 |
2.4 |
29.5 |
3005 |
0.0030 |
|
227IEC02(RV) |
5 |
- |
- |
- |
- |
||
400 |
227IEC01(BV) |
1 |
2.6 |
33.5 |
3830 |
0.0028 |
|
227IEC02(RV) |
5 |
- |
- |
- |
- |
导体标称截面( mm2) |
型号 |
额定电压V |
绝缘厚度(mm) |
平均外径上限 |
电缆近似重量(kg/km) |
70℃最小绝缘电阻 (MΩ/km) |
0.75 |
BV |
450/750 |
0.6 |
2.6 |
12 |
0.014 |
BLV |
- |
- |
- |
- |
||
BVR |
- |
- |
- |
- |
||
1.0 |
BV |
0.6 |
2.8 |
15 |
0.013 |
|
BLV |
- |
- |
- |
|
||
BVR |
- |
- |
- |
- |
||
1.5 |
BLV |
- |
- |
- |
- |
|
BVR |
- |
- |
- |
- |
||
2.5 |
BLV |
0.8 |
3.9 |
16 |
0.010 |
|
BVR |
0.8 |
4.1 |
34 |
0.001 |
||
4 |
BLV |
0.8 |
4.4 |
23 |
0.0085 |
|
BVR |
0.8 |
4.8 |
50 |
0.009 |
||
6 |
BLV |
0.8 |
5.0 |
30 |
0.0070 |
|
BVR |
0.8 |
5.3 |
69 |
0.0084 |
||
10 |
BLV |
1.0 |
6.7 |
54 |
0.0065 |
|
BVR |
1.0 |
6.8 |
124 |
0.0072 |
||
16 |
BLV |
1.0 |
7.8 |
75 |
0.0050 |
|
BVR |
1.0 |
8.1 |
174 |
0.0062 |
||
25 |
BLV |
1.2 |
9.7 |
112 |
0.0050 |
|
BVR |
1.2 |
10.2 |
298 |
0.0058 |
||
35 |
BLV |
1.2 |
10.9 |
145 |
0.0040 |
|
BVR |
1.2 |
11.7 |
389 |
0.0052 |
||
50 |
BLV |
1.4 |
12.8 |
203 |
0.0045 |
|
BVR |
1.4 |
13.9 |
534 |
0.0051 |
||
70 |
BLV |
1.4 |
14.6 |
291 |
0.0035 |
|
BVR |
1.4 |
16.0 |
737 |
0.0045 |
||
95 |
BLV |
1.6 |
17.1 |
398 |
0.0035 |
|
※BVR |
1.6 |
18.1 |
998 |
- |
||
120 |
BLV |
1.6 |
18.8 |
473 |
0.0032 |
|
※BVR |
1.6 |
19.8 |
1228 |
- |
||
150 |
BLV |
1.8 |
20.9 |
587 |
0.0032 |
|
※BVR |
1.8 |
22.4 |
1438 |
- |
||
185 |
BLV |
2.0 |
23.3 |
731 |
0.0032 |
|
※BVR |
2.0 |
25.0 |
1813 |
- |
||
240 |
BLV |
2.2 |
26.6 |
943 |
0.0032 |
|
※BVR |
2.2 |
27.8 |
2450 |
- |
||
300 |
BLV |
2.4 |
29.6 |
1105 |
0.0030 |
|
BVR |
- |
- |
- |
- |
||
400 |
BLV |
2.6 |
33.2 |
1398 |
0.0028 |
|
BVR |
- |
- |
- |
- |
※可根据用户需要供货
导体标称截面 (mm2) |
型号 |
芯数 |
导体种类 |
绝缘厚度(mm) |
平均外径上限 (mm) |
电缆近似重量(kg/km) |
70℃最小绝缘电阻 |
0.5 |
227IEC52(RVV) |
2芯 |
5 |
0.5 |
6.0 |
39 |
0.012 |
2芯 |
5 |
0.5 |
3.6×6.0 |
30 |
0.012 |
||
3芯 |
5 |
0.5 |
6.2 |
50 |
0.012 |
||
2275EC42(RVB) |
2芯 |
6 |
0.8 |
3.0×6.0 |
23 |
0.016 |
|
3芯 |
- |
- |
- |
- |
- |
||
RVS 300/300V |
2芯 |
- |
0.8 |
6.0 |
24 |
0.016 |
|
0.75 |
227IEC52(RVV) |
2芯 |
5 |
0.5 |
6.4 |
47 |
0.010 |
2芯 |
5 |
0.5 |
3.9×6.4 |
43 |
0.010 |
||
3芯 |
5 |
0.5 |
6.8 |
60 |
0.010 |
||
2275EC42(RVB) |
2芯 |
6 |
0.8 |
3.2×6.4 |
29 |
0.014 |
|
3芯 |
- |
- |
- |
- |
- |
||
227IEC53(RVV) |
2芯 |
5 |
0.6 |
7.6 |
49 |
0.011 |
|
3芯 |
5 |
0.6 |
8.0 |
61 |
0.011 |
||
4芯 |
5 |
0.6 |
8.6 |
75 |
0.011 |
||
5芯 |
5 |
0.6 |
9.6 |
94 |
0.011 |
||
RVS 300/300V |
2芯 |
- |
0.8 |
6.2 |
30 |
0.014 |
|
1.0 |
227IEC53(RVV) |
2芯 |
5 |
0.6 |
8.0 |
56 |
0.010 |
3芯 |
5 |
0.6 |
8.4 |
71 |
0.010 |
||
4芯 |
5 |
0.6 |
9.4 |
92 |
0.010 |
||
5芯 |
5 |
0.6 |
10.0 |
110 |
0.010 |
||
1.5 |
227IEC53(RVV) |
2芯 |
5 |
0.7 |
9.0 |
75 |
0.010 |
3芯 |
5 |
0.7 |
9.8 |
99 |
0.010 |
||
4芯 |
5 |
0.7 |
11.0 |
128 |
0.010 |
||
5芯 |
5 |
0.7 |
12.0 |
158 |
0.010 |
||
2275EC10(BVV) |
2芯 |
1 |
0.7 |
10.0 |
85 |
0.011 |
|
2 |
0.7 |
10.5 |
89 |
0.010 |
|||
3芯 |
1 |
0.7 |
10.5 |
106 |
0.011 |
||
2 |
0.7 |
11.0 |
111 |
0.010 |
|||
4芯 |
1 |
0.7 |
11.5 |
130 |
0.011 |
||
2 |
0.7 |
12.0 |
137 |
0.010 |
|||
5芯 |
1 |
0.7 |
12.0 |
155 |
0.011 |
||
2 |
0.7 |
12.5 |
164 |
0.010 |
|||
2.5 |
227IEC53(RVV) |
2芯 |
5 |
0.8 |
11.0 |
113 |
0.009 |
3芯 |
5 |
0.8 |
12.0 |
150 |
0.009 |
||
4芯 |
5 |
0.8 |
13.0 |
188 |
0.009 |
||
5芯 |
5 |
0.8 |
14.0 |
232 |
0.009 |
||
2275EC10(BVV) |
2芯 |
1 |
0.8 |
11.5 |
117 |
0.010 |
|
2 |
0.8 |
12.0 |
125 |
0.009 |
|||
3芯 |
1 |
0.8 |
12.0 |
150 |
0.010 |
||
2 |
0.8 |
12.5 |
160 |
0.009 |
|||
4芯 |
1 |
0.8 |
13.0 |
186 |
0.010 |
||
2 |
0.8 |
13.5 |
200 |
0.009 |
|||
5芯 |
1 |
0.8 |
14.0 |
224 |
0.010 |
||
2 |
0.8 |
14.5 |
240 |
0.009 |
|||
4 |
2275EC10(BVV) |
2芯 |
1 |
0.8 |
12.5 |
154 |
0.0085 |
2 |
0.8 |
13.0 |
162 |
0.0077 |
|||
3芯 |
1 |
0.8 |
13.0 |
200 |
0.0085 |
||
2 |
0.8 |
13.5 |
210 |
0.0077 |
|||
4芯 |
1 |
0.8 |
14.5 |
264 |
0.0085 |
||
2 |
0.8 |
15.0 |
280 |
0.0077 |
|||
5芯 |
1 |
0.8 |
16.0 |
340 |
0.0085 |
||
2 |
0.8 |
17.0 |
338 |
0.0070 |
导体标称截面( mm2) |
型号 |
芯数 |
导体种类 |
绝缘厚度(mm) |
平均外径上限 |
电缆近似重量(kg/km) |
70℃最小绝缘电阻 |
6 |
2275EC10(BVV) |
2芯 |
1 |
0.8 |
13.0 |
200 |
0.0070 |
2 |
0.8 |
14.0 |
210 |
0.0065 |
|||
3芯 |
1 |
0.8 |
14.5 |
279 |
0.0070 |
||
2 |
0.8 |
15.5 |
292 |
0.0065 |
|||
4芯 |
1 |
0.8 |
16.0 |
352 |
0.0070 |
||
2 |
0.8 |
17.0 |
372 |
0.0065 |
|||
5芯 |
1 |
0.8 |
17.5 |
428 |
0.0070 |
||
2 |
0.8 |
18.5 |
452 |
0.0065 |
|||
10 |
2275EC10(BVV) |
2芯 |
1 |
1.0 |
16.5 |
343 |
0.0070 |
2 |
1.0 |
17.5 |
354 |
0.0065 |
|||
3芯 |
1 |
1.0 |
17.5 |
458 |
0.0070 |
||
2 |
1.0 |
19.0 |
470 |
0.0065 |
|||
4芯 |
1 |
1.0 |
19.0 |
590 |
0.0070 |
||
2 |
1.0 |
20.5 |
615 |
0.0065 |
|||
5芯 |
1 |
1.0 |
21.0 |
720 |
0.0070 |
||
2 |
1.0 |
22.0 |
750 |
0.0065 |
|||
16 |
2275EC10(BVV) |
2芯 |
1 |
- |
- |
- |
- |
2 |
1.0 |
20.0 |
480 |
0.0052 |
|||
3芯 |
1 |
- |
- |
- |
- |
||
2 |
1.0 |
21.5 |
653 |
0.0052 |
|||
4芯 |
1 |
- |
- |
- |
- |
||
2 |
1.0 |
23.5 |
845 |
0.0052 |
|||
5芯 |
1 |
- |
- |
- |
- |
||
2 |
1.0 |
26.0 |
1050 |
0.0052 |
|||
25 |
2275EC10(BVV) |
2芯 |
1 |
- |
- |
- |
- |
2 |
1.2 |
24.0 |
715 |
0.0050 |
|||
3芯 |
1 |
- |
- |
- |
- |
||
2 |
1.2 |
26.0 |
985 |
0.0050 |
|||
4芯 |
1 |
- |
- |
- |
- |
||
2 |
1.2 |
28.5 |
1300 |
0.0050 |
|||
5芯 |
1 |
- |
- |
- |
- |
||
2 |
1.2 |
31.5 |
1600 |
0.0050 |
|||
35 |
2275EC10(BVV) |
2芯 |
1 |
- |
- |
- |
- |
2 |
1.2 |
27.5 |
955 |
0.0044 |
|||
3芯 |
1 |
- |
- |
- |
- |
||
2 |
1.2 |
29.0 |
1310 |
0.0044 |
|||
4芯 |
1 |
- |
- |
- |
- |
||
2 |
1.2 |
32.0 |
1720 |
0.0044 |
|||
5芯 |
1 |
- |
- |
- |
- |
||
2 |
1.2 |
35.0 |
2100 |
0.0044 |
导体标称截面(mm2) |
型号 |
芯数 |
屏蔽铜丝直径 |
绝缘厚度(mm) |
平均外径上限 |
电缆近似重量(kg/km) |
70℃最小绝缘电阻 |
0.5 |
RVVP |
1芯 |
0.10 |
0.5 |
3.8 |
23 |
0.012 |
2芯 |
0.15 |
0.5 |
6.8 |
49 |
0.012 |
||
3芯 |
0.15 |
0.5 |
7.1 |
59 |
0.012 |
||
※ 4芯 |
0.15 |
0.5 |
8.2 |
73 |
0.012 |
||
※ 5芯 |
0.15 |
0.5 |
8.7 |
87 |
0.012 |
||
※ 6芯 |
0.15 |
0.5 |
9.3 |
99 |
0.012 |
||
※ 7芯 |
0.15 |
0.5 |
9.3 |
104 |
0.012 |
||
0.75 |
RVVP |
1芯 |
0.10 |
0.5 |
4.1 |
27 |
0.010 |
2芯 |
0.15 |
0.5 |
7.4 |
57 |
0.010 |
||
3芯 |
0.15 |
0.5 |
7.8 |
70 |
0.010 |
||
※ 4芯 |
0.15 |
0.5 |
8.7 |
91 |
0.010 |
||
※ 5芯 |
0.15 |
0.5 |
9.4 |
104 |
0.010 |
||
※ 6芯 |
0.15 |
0.5 |
10.0 |
121 |
0.010 |
||
※ 7芯 |
0.15 |
0.5 |
10.0 |
128 |
0.010 |
||
1.0 |
RVVP |
1芯 |
0.10 |
0.6 |
4.9 |
36 |
0.010 |
2芯 |
0.15 |
0.6 |
8.2 |
68 |
0.010 |
||
3芯 |
0.15 |
0.6 |
9.1 |
91 |
0.010 |
||
※ 4芯 |
0.15 |
0.6 |
9.7 |
114 |
0.010 |
||
※ 5芯 |
0.20 |
0.6 |
11.1 |
151 |
0.010 |
||
1.5 |
RVVP |
1芯 |
0.10 |
0.6 |
5.2 |
44 |
0.009 |
2芯 |
0.15 |
0.6 |
9.2 |
91 |
0.009 |
||
3芯 |
0.20 |
0.6 |
10.0 |
114 |
0.009 |
||
※ 4芯 |
0.20 |
0.6 |
11.1 |
147 |
0.009 |
||
※ 5芯 |
0.20 |
0.6 |
11.9 |
184 |
0.009 |
||
2.5 |
RVVP |
1芯 |
0.15 |
0.7 |
6.0 |
56 |
0.008 |
※ 2芯 |
0.15 |
0.7 |
10.9 |
144 |
0.008 |
||
※ 3芯 |
0.20 |
0.7 |
11.9 |
189 |
0.008 |
||
※ 4芯 |
0.20 |
0.7 |
12.8 |
231 |
0.008 |
※可根据用户需要供货
电 缆 载 流 量 ( A ) |
|||||
型号 |
导体标称截面( mm2) |
长期连续负荷允许载流量 (导体最高温度70℃,环境温度30℃) |
|||
Cu |
Al |
||||
1芯 |
2芯 |
3芯 |
1芯 |
||
BV |
0.75 |
15 |
- |
- |
- |
1.0 |
18 |
- |
- |
- |
|
1.5 |
23 |
- |
- |
18 |
|
2.5 |
31 |
- |
- |
24 |
|
4 |
42 |
- |
- |
33 |
|
6 |
54 |
- |
- |
42 |
|
10 |
78 |
- |
- |
60 |
|
16 |
105 |
- |
- |
82 |
|
25 |
140 |
- |
- |
110 |
|
35 |
175 |
- |
- |
135 |
|
50 |
225 |
- |
- |
175 |
|
70 |
275 |
- |
- |
210 |
|
95 |
340 |
- |
- |
265 |
|
120 |
365 |
- |
- |
285 |
|
150 |
425 |
- |
- |
330 |
|
185 |
490 |
- |
- |
380 |
|
RV |
0.3 |
8 |
6 |
4 |
- |
0.4 |
10 |
8 |
5 |
- |
|
0.5 |
12 |
9 |
7 |
- |
|
0.75 |
14 |
11 |
8 |
- |
|
1.0 |
17 |
13 |
10 |
- |
|
1.5 |
22 |
17 |
11 |
- |
|
2.5 |
29 |
24 |
18 |
- |
|
4 |
40 |
- |
- |
- |
|
6 |
51 |
- |
- |
- |
|
10 |
74 |
- |
- |
- |
|
16 |
100 |
- |
- |
- |
|
25 |
135 |
- |
|
|
|
35 |
165 |
- |
- |
- |
|
50 |
215 |
- |
- |
- |
|
70 |
260 |
- |
- |
- |
本产品按GB/T9330-2008《额定电压450/750V及以下聚氯乙烯绝缘聚氯乙烯护套控制电缆》标准制造。
版权所有:河北环亚线缆有限公司 冀ICP备13019616号-1 网站建设:中企动力石家庄