mabati ya chuma imefumwa bomba yuantaiderun jumla

mabati ya chuma imefumwa bomba jumla yuantaiderun Matukio ya Picha

Maelezo Fupi:

Faida:
1. 100% baada ya mauzo ya ubora na uhakikisho wa kiasi.
2. Meneja mauzo wa kitaalamu jibu haraka ndani ya saa 24.
3. Hisa Kubwa kwa saizi za kawaida.
4. Sampuli ya bure 20cm ubora wa juu.
5. Uwezo mkubwa wa kuzalisha na utoaji wa haraka.

OD (kipenyo cha nje):pande zote: 10.3mm-2032mm

Unene:0.5-60 mm

Umbo la Sehemu:pande zote

Mahali pa asili:Tianjin, Uchina

Maombi:Aina ya muundo au usafirishaji wa maji

Mbinu:ERW,LSAW,INAFUMANWA

Uthibitisho:CE,LEED,BV,PHD&EPD,BC1,EN10210,EN10219,ISO9000,ASTMA500,ASTM A501,AS1163,JIS G3466

Matibabu ya uso:OMBI

Bomba maalum:Bomba Nene la Ukuta

Uvumilivu:inavyotakiwa

Chapa:YUANTAI DERUN

Urefu:3-12M kulingana na mahitaji ya mteja

Viwango:Sehemu tupu: ASTM A500/A501,EN10219/10210,JIS G3466,GB/T6728/3094 AS1163, CSA G40.20/G40.21

Nyenzo:Gr.A/B/C,S235/275/355/420/460,A36,SS400,Q195/235/355,STKR400/490,300W/350W

MOQ:Tani 2-5

Ufungaji:Mahitaji ya Wateja

Wakati wa Uwasilishaji:Siku 7-30

Njia ya malipo:TT/LC

Urefu:1-24M au inavyohitajika

Tutumie barua pepe Pakua kama PDF

Maelezo ya Bidhaa

UDHIBITI WA UBORA

RUDISHA

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Mabomba ya chuma ya mabatikwa ujumla hutumika kutengeneza ua, ngome za ulinzi na ngome za balcony. Inatumika sana katika miradi ya manispaa, barabara, viwanda, shule, bustani, viwanja, jamii na maeneo mengine. Karibu kila mtu aweze kuwasiliana na Yuantai Derun,E-mail:sales@ytdrgg.com, na mtambo wa ukaguzi wa uunganisho wa wakati halisi au tembelea kiwanda!

OD		Unene			uzito
inchi	mm	kitengo	Mm	Inchi	Kg / m	Lb / ft
1/8”	10.3	10S	1.24	0.049	0.28	0.19
1/8”	10.3	STD-40	1.73	0.068	0.37	0.25
1/8”	10.3	XS-80	2.41	0.095	0.48	0.32
1/4"	13.7	10S	1.65	0.065	0.50	0.34
1/4"	13.7	STD-40	2.24	0.088	0.64	0.43
1/4"	13.7	XS-80	3.02	0.119	0.81	0.55
3/8”	17.1	10S	1.65	0.065	0.64	0.43
3/8”	17.1	STD-40	2.31	0.091	0.85	0.57
3/8”	17.1	XS-80	3.20	0.126	1.11	0.75
1/2”	21.3	5S	1.05	0.042	0.53	0.36
1/2”	21.3	10S	2.11	0.083	1.01	0.68
1/2”	21.3	STD-40	2.77	0.109	1.28	0.86
1/2”	21.3	XS-80	3.73	0.147	1.63	1.10
1/2”	21.3	160	4.78	0.188	1.97	1.33
1/2”	21.3	XXS	7.47	0.294	2.57	1.73
3/4”	26.7	5S	1.65	0.065	1.03	0.69
3/4”	26.7	10S	2.11	0.083	1.29	0.87
3/4”	26.7	STD-40	2.87	0.113	1.70	1.14
3/4”	26.7	XS-80	3.91	0.154	2.22	1.49
3/4”	26.7	160	5.56	0.219	2.93	1.97
3/4”	26.7	XXS	7.82	0.308	3.68	2.48
1”	33.4	5S	1.65	0.065	1.31	0.88
1”	33.4	10S	2.77	0.109	2.12	1.42
1”	33.4	STD-40	3.38	0.133	2.53	1.70
1”	33.4	XS-80	4.55	0.179	3.27	2.18
1”	33.4	160	6.35	0.250	4.28	2.88
1”	33.4	XXS	9.09	0.358	5.51	3.71
1 1/4"	42.2	5S	1.65	0.065	1.67	1.12
1 1/4"	42.2	10S	2.77	0.109	2.72	1.83
1 1/4"	42.2	STD-40	3.56	0.140	3.43	2.31
1 1/4"	42.2	XS-80	4.85	0.191	4.51	3.03
1 1/4"	42.2	160	6.35	0.250	5.67	3.81
1 1/4"	42.2	XXS	9.70	0.382	7.85	5.28
1 1/2"	48.3	5S	1.65	0.065	1.92	1.29
1 1/2"	48.3	10S	2.77	0.109	3.14	2.11
1 1/2"	48.3	STD-40	3.68	0.145	4.09	2.75
1 1/2"	48.3	XS-80	5.08	0.200	5.47	3.68
1 1/2"	48.3	160	7.14	0.281	7.32	4.92
1 1/2"	48.3	XXS	10.15	0.400	9.65	6.49
2”	60.3	5S	1.65	0.065	2.41	1.62
2”	60.3		2.11	0.083	3.06	2.06
2”	60.3	10S	2.77	0.109	3.97	2.67
2”	60.3		3.18	0.125	4.52	3.04
2”	60.3	STD-40	3.91	0.154	5.49	3.69
2”	60.3	XS-80	5.54	0.218	7.56	5.08
2”	60.3	160	8.74	0.344	11.23	7.55
2”	60.3	XXS	11.07	0.436	13.58	9.13
2 1/2"	73.0	5S	2.11	0.083	3.73	2.51
2 1/2"	73.0	10S	3.05	0.120	5.32	3.57
2 1/2"	73.0	30	4.78	0.188	8.12	5.46
2 1/2"	73.0	STD-40	5.16	0.203	8.72	5.86
2 1/2"	73.0	XS-80	7.01	0.276	11.52	7.74
2 1/2"	73.0	160	9.53	0.375	15.08	10.14
2 1/2"	73.0	XXS	14.02	0.552	20.60	13.84
3”	88.9	5S	2.11	0.083	4.56	3.07
3”	88.9		2.77	0.109	5.95	4.00
3”	88.9	10S	3.05	0.120	6.52	4.38
3”	88.9		3.18	0.125	6.79	4.56
3”	88.9		3.58	0.141	7.61	5.12
3”	88.9		3.96	0.156	8.38	5.63
3”	88.9	STD-40	5.49	0.216	11.41	7.67
3”	88.9	XS-80	7.62	0.300	15.43	10.37
3”	88.9	160	11.13	0.438	21.56	14.49
3”	88.9	XXS	15.24	0.600	27.96	18.79
3 1/2"	101.6	5S	2.11	0.083	5.23	3.52
3 1/2"	101.6	10S	3.05	0.120	7.49	5.03
3 1/2"	101.6	30	4.78	0.188	11.53	7.75
3 1/2"	101.6	STD-40	5.74	0.226	13.71	9.21
3 1/2"	101.6	XS-80	8.08	0.318	18.83	12.65
4”	114.3	5S	2.11	0.083	5.90	3.97
4”	114.3	10S	3.05	0.120	8.46	5.68
4”	114.3		3.18	0.125	8.81	5.92
4”	114.3		3.96	0.156	10.89	7.32
4”	114.3		4.37	0.172	11.97	8.05
4”	114.3		4.78	0.188	13.04	8.76
4”	114.3		5.16	0.203	14.03	9.43
4”	114.3		5.56	0.219	15.06	10.62
4”	114.3	STD-40	6.02	0.237	16.24	10.91
4”	114.3		6.35	0.250	17.08	11.48
4”	114.3		7.14	0.281	19.06	12.81
4”	114.3		7.92	0.312	20.99	14.11
4”	114.3	XS-80	8.56	0.337	22.55	15.15
4”	114.3	120	11.13	0.438	28.61	19.23
4”	114.3	160	13.49	0.531	33.88	22.77
4”	114.3	XXS	17.12	0.674	41.45	27.85
5”	141.3		3.96	0.156	13.55	9.11
5”	141.3		4.78	0.188	16.26	10.93
5”	141.3		5.56	0.219	18.80	12.63
5”	141.3	STD-40	6.55	0.258	21.99	14.78
5”	141.3		7.14	0.281	23.86	16.04
5”	141.3		7.92	0.312	26.32	17.69
5”	141.3	XS-80	9.53	0.375	31.28	21.02
5”	141.3	120	12.70	0.500	40.69	27.34
5”	141.3	160	15.88	0.625	49.62	33.34
5”	141.3	XXS	19.05	0.750	58.01	38.98
6”	168.3		4.37	0.172	17.84	11.99
6”	168.3		4.78	0.188	19.47	13.09
6”	168.3		5.16	0.203	20.97	14.09
6”	168.3		5.56	0.219	22.54	15.15
6”	168.3		6.35	0.250	25.62	17.22
6”	168.3	STD-40	7.11	0.280	28.55	19.19
6”	168.3		7.92	0.312	31.64	21.26
6”	168.3		8.74	0.344	34.74	23.35
6”	168.3		9.53	0.375	37.69	25.33
6”	168.3	XS-80	10.97	0.432	42.99	28.89
6”	168.3		12.70	0.500	49.23	33.08
6”	168.3	120	14.27	0.562	54.75	36.79
6”	168.3		15.88	0.625	60.30	40.52
6”	168.3	160	18.26	0.719	68.25	45.86
6”	168.3		19.05	0.750	70.85	47.61
6”	168.3	XXS	21.95	0.864	80.02	53.77
6”	168.3		22.23	0.875	80.87	54.34
8”	219.1		4.78	0.188	25.52	17.15
8”	219.1		5.16	0.203	27.50	18.48
8”	219.1		5.56	0.219	29.58	19.88
8”	219.1	20	6.35	0.250	33.65	22.61
8”	219.1	30	7.04	0.277	37.19	24.99
8”	219.1		7.92	0.312	41.66	28.00
8”	219.1	STD-40	8.18	0.322	42.98	28.88
8”	219.1		8.74	0.344	45.80	30.78
8”	219.1		9.53	0.375	49.75	33.43
8”	219.1	60	10.31	0.406	53.62	36.03
8”	219.1		11.13	0.438	57.66	38.75
8”	219.1	XS-80	12.70	0.500	65.30	43.88
8”	219.1		14.27	0.562	72.81	48.93
8”	219.1	100	15.09	0.594	76.69	51.53
8”	219.1		15.88	0.625	80.31	54.02
8”	219.1	120	18.26	0.719	91.36	61.39
8”	219.1		19.05	0.750	94.93	63.79
8”	219.1	140	20.62	0.812	101.95	68.51
8”	219.1	XXS	22.23	0.875	108.96	73.22
8”	219.1	160	23.01	0.906	112.40	75.59
8”	219.1		25.40	1,000	122.56	82.36
10”	273.0		4.78	0.188	31.94	21.46
10”	273.0		5.16	0.203	34.43	23.14
10”	273.0		5.56	0.219	37.04	24.89
10”	273.0	20	6.35	0.250	42.18	28.34
10”	273.0		7.09	0.279	46.97	31.56
10”	273.0	30	7.80	0.307	51.53	34.63
10”	273.0		8.74	0.344	57.34	38.66
10”	273.0	STD-40	9.27	0.365	60.90	40.92
10”	273.0		11.13	0.438	72.61	48.79
10”	273.0	XS-60	12.70	0.500	82.35	55.34
10”	273.0		14.27	0.562	91.92	61.80
10”	273.0	80	15.09	0.594	96.95	65.15
10”	273.0		15.88	0.625	101.71	68.35
10”	273.0	100	18.26	0.719	115.87	77.86
10”	273.0		20.62	0.812	129.64	87.11
10”	273.0	120	21.44	0.844	134.35	90.28
10”	273.0		22.23	0.875	138.87	93.32
10”	273.0		23.83	0.938	147.91	99.39
10”	273.0	XXS-140	25.40	1,000	156.66	105.22
10”	273.0	160	28.58	1.125	174.01	116.93
10”	273.0		31.75	1.250	190.81	128.22
12”	323.8	20	6.35	0.250	50.22	33.75
12”	323.8		7.14	0.281	56.32	37.85
12”	323.8		7.92	0.312	62.32	41.88
12”	323.8	30	8.38	0.330	65.85	44.23
12”	323.8		8.74	0.344	68.60	46.10
12”	323.8	STD	9.53	0.375	74.61	50.13
12”	323.8	40	10.31	0.406	80.51	54.10
12”	323.8		11.13	0.438	86.69	58.25
12”	323.8	XS	12.70	0.500	98.42	66.14
12”	323.8	60	14.27	0.562	110.03	73.94
12”	323.8		15.88	0.625	121.81	81.85
12”	323.8	80	17.48	0.688	133.38	89.63
12”	323.8		19.05	0.750	14.62	97.18
12”	323.8		20.62	0.812	155.73	104.65
12”	323.8	100	21.44	0.844	161.48	108.51
12”	323.8		23.83	0.938	178.07	119.65
12”	323.8	XXS-120	25.40	1,000	188.80	126.87
12”	323.8		26.97	1.062	199.42	134.00
12”	323.8	140	28.58	1.125	210.18	141.23
12”	323.8		31.75	1.250	230.98	155.21
12”	323.8	160	33.32	1.312	241.10	162.01
14”	355.6	10	6.35	0.250	55.25	37.13
14”	355.6	20	7.92	0.312	68.60	46.1
14”	355.6		8.74	0.344	75.52	50.75
14”	355.6	STD-30	9.53	0.375	82.16	55.21
14”	355.6		10.31	0.406	88.68	59.59
14”	355.6	40	11.13	0.438	95.51	64.18
14”	355.6	XS	12.70	0.500	108.48	72.90
14”	355.6		14.27	0.562	121.33	81.53
14”	355.6	60	15.09	0.594	128.00	86.01
14”	355.6	80	19.05	0.750	159.71	107.32
14”	355.6	100	23.83	0.938	196.94	132.34
14”	355.6		25.40	1,000	208.92	140.39
14”	355.6		26.97	1.062	220.78	148.36
14”	355.6	120	27.79	1.094	226.93	152.49
14”	355.6	140	31.75	1.250	256.13	172.11
14”	355.6	160	35.71	1.406	284.56	191.21
16”	406.4	10	6.35	0.250	63.28	42.52
16”	406.4		7.14	0.281	71.01	47.72
16”	406.4	20	7.92	0.312	78.62	52.83
16”	406.4		8.74	0.344	86.58	58.18
16”	406.4	STD-30	9.53	0.357	94.21	63.31
16”	406.4		10.31	0.406	101.72	68.36
16”	406.4		11.13	0.438	109.59	73.64
16”	406.4	XS-40	12.70	0.500	124.55	83.69
16”	406.4		14.27	0.562	139.39	93.67
16”	406.4		15.88	0.625	154.48	103.80
16”	406.4	60	16.66	0.656	161.74	108.69
16”	406.4		17.48	0.688	169.35	113.80
16”	406.4		19.05	0.750	183.81	123.52
16”	406.4		20.62	0.812	198.15	133.15
16”	406.4	80	21.44	0.844	205.60	138.15
16”	406.4		25.40	1,000	241.06	161.98
16”	406.4	100	26.19	1.031	248.05	166.68
16”	406.4	120	30.96	1.219	289.54	194.56
16”	406.4		31.75	1.250	296.31	199.11
16”	406.4	140	36.53	1.438	336.57	226.16
16”	406.4	160	40.49	1.594	369.06	247.99
18”	457	20	7.92	0.312	88.60	59.54
18”	457		8.74	0.344	97.59	65.58
18”	457	STD	9.53	0.375	106.23	71.38
18”	457		10.31	0.406	114.72	77.09
18”	457	30	11.13	0.438	123.62	83.07
18”	457	XS	12.70	0.500	140.56	94.45
18”	457	40	14.27	0.562	157.38	105.75
18”	457		15.88	0.625	174.50	117.25
18”	457		17.48	0.688	191.38	128.60
18”	457	60	19.05	0.750	207.82	139.65
18”	457	80	23.83	0.938	257.13	172.78
18”	457		25.40	1,000	273.08	183.50
18”	457		26.97	1.062	288.91	194.14
18”	457		28.58	1.125	305.01	204.96
18”	457	100	29.36	1.156	312.76	210.16
18”	457		30.18	1.188	320.88	215.62
18”	457		31.75	1.250	336.33	226.00
18”	457	120	34.93	1.375	367.25	246.78
18”	457	140	39.67	1.562	412.40	277.12
18”	457	160	45.24	1.781	464.03	311.81
20”	508		8.74	0.344	108.70	73.04
20”	508	STD-20	9.53	0.375	118.33	79.51
20”	508		10.31	0.406	127.82	85.89
20”	508		11.13	0.438	137.76	92.57
20”	508	XS-30	12.70	0.500	156.70	105.3
20”	508		14.27	0.562	175.51	117.94
20”	508	40	15.09	0.594	185.28	124.50
20”	508		15.88	0.625	194.67	130.81
20”	508		17.48	0.688	213.59	143.53
20”	508		19.05	0.750	232.03	155.92
20”	508	60	20.62	0.812	250.34	168.22
20”	508		25.40	1,000	305.35	205.18
20”	508	80	26.19	1.031	314.33	211.22
20”	508		30.18	1.188	359.22	241.38
20”	508		31.75	1.250	376.66	253.10
20”	508	100	32.54	1.281	385.40	258.97
20”	508	120	38.10	1.500	445.97	299.67
20”	508	140	44.45	1.750	513.27	344.90
20”	508	160	50.01	1.969	570.54	383.38
22”	559		8.74	0.344	119.80	80.5
22”	559	STD-20	9.53	0.375	130.44	87.65
22”	559	XS-30	12.70	0.500	172.83	116.14
22”	559		15.88	0.625	214.84	144.37
22”	559		17.48	0.688	235.79	158.44
22”	559		19.05	0.750	256.23	172.18
22”	559		20.62	0.812	276.54	185.83
24”	610		8.74	0.344	130.90	87.96
24”	610	STD-20	9.53	0.375	142.55	95.79
24”	610	XS	12.70	0.500	188.96	126.98
24”	610	30	14.27	0.562	211.76	142.30
24”	610		15.88	0.625	233.02	157.93
24”	610	40	17.48	0.688	258.00	173.37
24”	610		19.05	0.750	280.43	188.44
24”	610		20.62	0.812	302.73	203.42
24”	610	60	24.61	0.969	358.87	241.15
24”	610		25.40	1,000	369.89	248.55
24”	610		26.97	1.062	391.69	263.20
24”	610		30.18	1.188	435.90	292.91
24”	610	80	30.96	1.219	442.86	297.59
24”	610	100	38.89	1.531	553.26	371.72
24”	610	120	46.02	1.812	646.52	434.44
24”	610	140	52.37	2.062	727.45	488.82
26”	660	STD	9.53	0.375	154.42	103.77
26”	660	XS-20	12.70	0.500	204.78	137.61
26”	660		17.48	0.688	279.77	188.00
26”	660		19.05	0.750	304.15	204.38
28”	711	STD	9.53	0.375	166.52	118.90
28”	711	XS-20	12.70	0.500	220.91	148.44
28”	711		17.48	0.688	301.98	202.92
28”	711		19.05	0.750	328.35	220.64
30”	762	STD	9.53	0.375	178.63	120.03
30”	762	XS-20	12.70	0.500	237.05	159.29
32”	813	STD	9.53	0.375	190.74	128.17
32”	813	XS-20	12.70	0.500	253.18	170.13
34”	864	STD	9.53	0.375	202.84	136.30
34”	864	XS-20	12.70	0.500	269.31	180.97
36”	914	STD	9.53	0.375	214.71	144.28
36”	914	XS-20	12.70	0.500	285.13	191.60
38”	965	STD	9.53	0.375	226.82	152.42
38”	965	XS	12.70	0.500	301.27	202.44
40”	1016	STD	9.53	0.375	238.93	160.55
40”	1016	XS	12.70	0.500	317.40	213.28
42”	1067	STD	9.53	0.375	251.04	168.69
42”	1067	XS	12.70	0.500	333.54	224.13
44”	1118	STD	9.53	0.375	263.14	176.82
44”	1118	XS	12.70	0.500	349.67	234.92
46”	1168	STD	9.53	0.375	275.01	184.80
46”	1168	XS	12.70	0.500	365.49	245.59
48”	1219	STD	9.53	0.375	287.12	192.93
48”	1219	XS	12.70	0.500	381.62	256.43
52”	1321		9.53	0.375	311.33	209.20
52”	1321		12.70	0.500	413.89	278.12
56”	1422		9.53	0.375	335.31	225.32
56”	1422		12.70	0.500	445.84	299.59
60”	1524		9.53	0.375	359.52	241.50
60”	1524		12.70	0.500	478.11	321.27
64”	1626		9.53	0.375	383.74	257.86
64”	1626		12.70	0.500	510.38	342.96
68”	1727		12.70	0.500	542.33	364.43
72”	1829		12.70	0.500	574.60	386.11
76”	1930		12.70	0.500	606.55	407.58
80”	2032		14.27	0.562	717.23	481.95

FAIDA ZA BIDHAA

01 DERECT DEAL

Tumebobea katika

kuzalisha chuma kwa miaka mingi

02 KAMILISHA
MAELEZO

OD: 10.3-2032mm

Unene: 0.5-60 mm

Urefu:1-24M

3 CHETI NI
KAMILISHA
inaweza kuzalisha bidhaa za bomba la chuma duniani
stardard, kama vile kiwango cha Ulaya, kiwango cha Marekani,
Kiwango cha Kijapani, kiwango cha Astralia, kiwango cha asili
na kadhalika.

04 HESABU KUBWA
Vipimo vya kawaida hesabu ya kudumu ya
tani 200000

BIDHAA MOTO

MAONYESHO YA CHETI

ONYESHA LA VIFAA

MAABARA HURU

NGUVU ZETU

PEKEE

mtengenezaji wa bomba la mstatili aliyechaguliwa katika chapa kumi za juu za bomba la chuma nchini Uchina

KIWANGO ILICHOWEZA KUSTAHIKI CHA BIDHAA >100%

UFUNGASHAJI

Maswali Yanayoulizwa Mara kwa Mara

Q1: Je, wewe ni kampuni ya biashara au mtengenezaji?

A: Sisi ni kiwanda.

Q2: Muda wako wa kujifungua ni wa muda gani?

J: Kwa ujumla ni siku 5-10 ikiwa bidhaa ziko kwenye hisa. au ni siku 30 ikiwa bidhaa hazipo kwenye hisa, ni kulingana na wingi.

Q3: Je, unatoa sampuli? ni bure au ya ziada?

Jibu: Ndiyo, tunaweza kutoa sampuli bila malipo pamoja na gharama ya mizigo inayolipwa na mteja.

Q4: Masharti yako ya malipo ni yapi?

A: Malipo<=1000USD, 100% mapema. Malipo>=1000USD 30% T/T mapema,salio kabla ya kusafirishwa.Kama una swali lingine, pls jisikie huru kuwasiliana nasi kama ilivyo hapo chini

Iliyotangulia: China yuantaiderun rectangular chuma tube kiwanda

Inayofuata: mtengenezaji wa bomba la chuma cha mraba Uchina yuantaiderun(oem obm odm)

Kampuni inatilia maanani sana ubora wa bidhaa, inawekeza sana katika kuanzishwa kwa vifaa vya hali ya juu na wataalamu, na huenda zote ili kukidhi mahitaji ya wateja nyumbani na nje ya nchi.
Yaliyomo yanaweza kugawanywa katika: muundo wa kemikali, nguvu ya mavuno, nguvu ya mkazo, sifa ya athari, nk
Wakati huo huo, kampuni pia inaweza kutekeleza ugunduzi wa dosari mtandaoni na kuziba na michakato mingine ya matibabu ya joto kulingana na mahitaji ya wateja.

https://www.ytdrintl.com/

Barua pepe :sales@ytdrgg.com

Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd.ni kiwanda cha mabomba ya chuma kilichothibitishwa naEN/ASTM/ JISmaalumu kwa uzalishaji na mauzo ya nje ya kila aina ya bomba mraba mstatili, bomba mabati, ERW svetsade bomba, ond bomba, iliyokuwa arc svetsade bomba, moja kwa moja mshono bomba, imefumwa bomba, coil coated chuma rangi, coil mabati na bidhaa nyingine chuma. usafiri rahisi, ni kilomita 190 kutoka Uwanja wa Ndege wa Kimataifa wa Beijing na kilomita 80 kutoka Tianjin Xingang.

Whatsapp:+8613682051821