Yemhando yepamusoro Yekutanga, uye Mutengi Mukuru ndiyo nhungamiro yedu yekupa rubatsiro rwakafanira kune vatengi vedu. Parizvino, tiri kuedza nepatinogona napo kuti tive pakati pevanotengesa kunze kwenyika mukati meindasitiri yedu kuti tigutse vatengi vanodiwa zvakanyanya kuHot New Products.Bizter Cold Room CompressorNeYakaderera, Isu tinofunga mumhando yepamusoro kupfuura huwandu. Pamberi pekutumira kunze kwebvudzi kune yakasimba yekudzora mhando yekutarisa panguva yekurapa maererano nepasirese yakanakisa zviyero.
Yemhando yepamusoro Yekutanga, uye Mutengi Mukuru ndiyo nhungamiro yedu yekupa rubatsiro rwakafanira kune vatengi vedu. Parizvino, tiri kuedza nepatinogona napo kuti tive pakati pevanotengesa vakanaka mukati meindasitiri yedu kugutsa vatengiBitzer Cold Storage Compressor, Bitzer Compressor Ine Yakaderera, Bizter Cold Room Compressor, Kambani yedu inotora mazano matsva, kusimba kwehutongi hwemhando, huwandu hwakazara hwekutevera sevhisi, uye kuomerera kuita mhinduro dzemhando yepamusoro. Bhizinesi redu rine chinangwa che "kutendeseka uye kuvimbika, mutengo wakanaka, mutengi kutanga", saka takakunda kuvimba kweruzhinji rwevatengi! Kana iwe uchifarira zvigadzirwa zvedu uye mhinduro uye masevhisi, haufanirwe kuzeza kutibata nesu!
1. ZheJiang DaMing Refrigeration Technology Co., Ltd.Profile
- Bhizinesi Rudzi: Isu tiri Mugadziri/Factory/Plant
- Main Zvigadzirwa: compressor, compressor unit.(Kudzorera compressor, scroll compressor, screw compressor)
- Nhamba Yevashandi: 300+
- Gore reKutangwa: 1990s
- Management System Certification: ISO 9001
- Nzvimbo: Zhejiang, China
2. Basic Information
- Series: 4VD-15.2-4VG-30.2 Tsanangudzo yemuenzaniso wekutsvaga
- Compressor Body Material: Iron 4/6 ———————Masilinda
- Kushandisa : Refrigeration S ————————-Model
- Gasi refiriji: R22, R404A,R134A,R507A 15 ————————–Simba reBhiza
- Input Voltage: 3Ф 380V-420V/50HZ;440V-480V/60HZ 1 ————————–Series Code
- Kwakabva: Zhejiang, China D/G——————— D yeLow Temp; G yepakati & High Temp
- Tsanangudzo: CE, CCC, ISO9001
3. Miganho yekushandisa (Kusveta Gasi Tembiricha 20°C)
R404A uye R507A
R407C
R22
Ku —— Tembiricha inoputika(°C)
Toh —- Kusveta gasi tembiricha(°C)
Toh —- Suction super heat(K)
Tc ——- Condensing tembiricha(°C)
Kuwedzera kutonhora
Kuwedzera kutonhodza&kugumira kusveta gasi tembiricha
Kuwedzera kutonhora&mvura jekiseni kutonhora system
4.Product Details
4.1 Key Specifications/Special Features -Technical Data Sheet
Model | NominalPowerHP/KW | Displacementm³/h 50Hz | Nhamba yeMasilinda×Dyamita×Stoke | Exhaust & Suction Valve mm/IN | Mafuta Oiri (L) | Simba V/φ/Hz | Electrical Parameter | Crankcase Heater(220V)W | Oiri SupplyMethod | Huremu(Kusanganisira Mafuta)Kg | ||
DLExhaust Valve | SLSuction Valve | Max OperatingCurrent (A) | Kutanga/ YakakiyiwaYazvino (A) | |||||||||
4VD-15.2 | 15/10.5 | 73.7 | 4×φ70×55 | φ28 | φ42 | 4 | 380-420YY/3/50 440-480YY/3/60 | 31 | 81/132 | 140 | Kumanikidzwa-kuzora | 183 |
4VG-25.2 | 25/18.5 | 73.7 | 4×φ70×55 | φ28 | φ54 | 4.5 | 45 | 116/193 | 140 | 203 | ||
4VD-20.2 | 20/15 | 84.6 | 4×φ75×55 | φ28 | φ54 | 4.5 | 37 | 97/158 | 140 | 192 | ||
4VG-30.2 | 30/22 | 84.6 | 4×φ75×55 | φ28 | φ54 | 4.5 | 53 | 135/220 | 140 | 206 |
4.2 Kuita Refiriji – Kutonhodza Kukwanisa neR22
Model | Condensing Temperature℃ | Kutonhodza Capacity Qo(W) Power Consumption Pe(kW) | |||||||||||||
Evaporating Tembiricha ℃ | |||||||||||||||
12.5 | 10 | 7.5 | 5 | 0 | -5 | -10 | -15 | -20 | -25 | -30 | -35 | -40 | |||
4VD-15.2 | 30 | Qo | 52300 | 42700 | 34450 | 27350 | 21300 | 16400 | 12000 | 8310 | |||||
Pe | 12.73 | 11.93 | 11.01 | 9.98 | 8.82 | 8.25 | 7.13 | 5.98 | |||||||
40 | Qo | 46850 | 38100 | 30500 | 24050 | 18500 | 13840 | 9800 | 6440 | ||||||
Pe | 14.91 | 13.81 | 12.56 | 11.19 | 9.76 | 8.67 | 7.30 | 5.90 | |||||||
50 | Qo | 41700 | 33700 | 26800 | 20900 | 15800 | 11500 | 7920 | 4970 | ||||||
Pe | 17.11 | 15.67 | 14.13 | 12.47 | 10.85 | 9.21 | 7.53 | 5.79 | |||||||
4VG-25.2 | 30 | Qo | 99300 | 91200 | 83600 | 76500 | 63700 | 52600 | 42950 | 34650 | 27500 | 21400 | 16260 | ||
Pe | 13.89 | 13.74 | 13.56 | 13.34 | 12.84 | 12.22 | 11.48 | 10.63 | 9.67 | 8.59 | 7.41 | ||||
40 | Qo | 89700 | 82300 | 75400 | 68900 | 57300 | 47150 | 38350 | 30800 | 24250 | 18670 | 13940 | |||
Pe | 16.75 | 16.47 | 16.16 | 15.82 | 15.05 | 14.17 | 13.18 | 12.07 | 10.85 | 9.52 | 8.08 | ||||
50 | Qo | 80500 | 73800 | 67600 | 61700 | 51100 | 41950 | 33950 | 27050 | 21100 | 16030 | ||||
Pe | 19.56 | 19.16 | 18.74 | 18.27 | 17.25 | 16.10 | 14.83 | 13.44 | 11.94 | 10.33 | |||||
4VD-20.2 | 30 | Qo | 60000 | 48950 | 39500 | 31400 | 24500 | 18940 | 13920 | 9670 | |||||
Pe | 14.64 | 13.67 | 12.63 | 11.51 | 10.29 | 9.65 | 8.40 | 7.10 | |||||||
40 | Qo | 53700 | 43700 | 35100 | 27750 | 21500 | 16080 | 11430 | 7530 | ||||||
Pe | 17.39 | 16.04 | 14.60 | 13.07 | 11.42 | 10.35 | 8.75 | 7.14 | |||||||
50 | Qo | 47800 | 38750 | 30950 | 24200 | 18350 | 13390 | 9230 | 5790 | ||||||
Pe | 20.10 | 18.40 | 16.65 | 14.89 | 13.14 | 11.23 | 9.19 | 7.06 | |||||||
4VG-30.2 | 30 | Qo | 114200 | 104800 | 96000 | 87800 | 73100 | 60400 | 49300 | 39800 | 31650 | 24700 | 18840 | ||
Pe | 16.42 | 16.23 | 16.01 | 15.74 | 15.11 | 14.33 | 13.44 | 12.45 | 11.36 | 10.21 | 9.00 | ||||
40 | Qo | 103000 | 94500 | 86500 | 79100 | 65700 | 54000 | 44000 | 35350 | 27950 | 21650 | 16330 | |||
Pe | 19.78 | 19.46 | 19.09 | 18.68 | 17.74 | 16.67 | 15.49 | 14.20 | 12.83 | 11.40 | 9.92 | ||||
50 | Qo | 92300 | 84600 | 77400 | 70700 | 58600 | 48100 | 39000 | 31200 | 24500 | 18810 | ||||
Pe | 23.40 | 22.90 | 22.30 | 21.70 | 20.40 | 19.04 | 17.57 | 16.05 | 11.49 | 12.91 | |||||
Kubva pa20 ℃ yekuyamwa gasi tembiricha, 50Hz, isina mvura subcooling. | |||||||||||||||
VARICOOL sisitimu, yakawedzera kutonhora, chinzvimbo chevharuvhu yekuyamwa chakachinja. | |||||||||||||||
Kuwedzera kutonhora kana kushoma kusveta gasi tembiricha. | |||||||||||||||
Kuwedzera kutonhora uye CIC system. |
Kuita Refrigerating - Kutonhodza Kugona neR404A,R507A
Model | Condensing Temperature℃ | Kutonhodza Capacity Qo(W) Power Consumption Pe(kW) | ||||||||||||
Evaporating Tembiricha ℃ | ||||||||||||||
7.5 | 5 | 0 | -5 | -10 | -15 | -20 | -25 | -30 | -35 | -40 | -45 | |||
4VD-15.2 | 30 | Qo | 58500 | 48400 | 39700 | 32200 | 25750 | 20250 | 15560 | 11630 | 8350 | |||
Pe | 15.78 | 14.84 | 13.79 | 12.63 | 11.40 | 10.10 | 8.77 | 7.43 | 6.10 | |||||
40 | Qo | 49850 | 41150 | 33600 | 27100 | 21500 | 16730 | 12660 | 9240 | 6380 | ||||
Pe | 18.16 | 16.80 | 15.34 | 13.82 | 12.25 | 10.65 | 9.05 | 7.47 | 5.93 | |||||
50 | Qo | 33950 | 27600 | 22050 | 17330 | 13270 | 9820 | 6920 | ||||||
Pe | 18.50 | 16.67 | 14.80 | 12.91 | 11.03 | 9.17 | 7.37 | |||||||
4VG-25.2 | 30 | Qo | 90700 | 83200 | 69700 | 57900 | 47750 | 38950 | 31350 | 24800 | 19210 | 14460 | 10460 | |
Pe | 16.14 | 16.07 | 15.72 | 15.14 | 14.36 | 13.41 | 12.32 | 11.11 | 9.81 | 8.46 | 7.08 | |||
40 | Qo | 77400 | 71000 | 59500 | 49400 | 40650 | 33000 | 26450 | 20800 | 15930 | 11800 | 8320 | ||
Pe | 19.56 | 19.22 | 18.37 | 17.32 | 16.11 | 14.76 | 13.31 | 11.78 | 10.20 | 8.60 | 7.00 | |||
50 | Qo | 64500 | 59100 | 49500 | 41000 | 33600 | 27200 | 21600 | 16830 | 12740 | 9260 | 6340 | ||
Pe | 22.78 | 22.18 | 20.84 | 19.33 | 17.71 | 15.98 | 14.18 | 12.34 | 10.49 | 8.65 | 6.86 | |||
4VD-20.2 | 30 | Qo | 67100 | 55500 | 45400 | 36750 | 29350 | 23000 | 17600 | 13060 | 9260 | |||
Pe | 18.22 | 17.12 | 15.89 | 14.55 | 13.12 | 11.62 | 10.08 | 8.53 | 6.97 | |||||
40 | Qo | 57200 | 47300 | 38700 | 31200 | 24800 | 19250 | 14540 | 10540 | 7160 | ||||
Pe | 20.94 | 19.36 | 17.68 | 15.93 | 14.13 | 12.30 | 10.47 | 8.65 | 6.89 | |||||
50 | Qo | 38750 | 31650 | 25450 | 20100 | 15480 | 11510 | 8120 | ||||||
Pe | 21.25 | 19.15 | 17.02 | 14.87 | 12.73 | 10.63 | 8.60 | |||||||
4VG-30.2 | 30 | Qo | 103800 | 95300 | 79900 | 66500 | 54900 | 44900 | 36250 | 28800 | 22450 | 17040 | 12480 | |
Pe | 19.21 | 19.07 | 18.57 | 17.81 | 16.84 | 15.70 | 14.41 | 13.02 | 11.57 | 10.09 | 8.61 | |||
40 | Qo | 89100 | 81800 | 68600 | 57000 | 47000 | 38250 | 30700 | 24200 | 18610 | 13860 | 9850 | ||
Pe | 23.37 | 22.88 | 21.73 | 20.38 | 18.88 | 17.26 | 15.56 | 13.81 | 12.06 | 10.33 | 8.68 | |||
50 | Qo | 74300 | 68200 | 57100 | 47400 | 38900 | 31500 | 25100 | 19580 | 14840 | 10810 | 7410 | ||
Pe | 27.01 | 26.20 | 24.46 | 22.58 | 20.60 | 18.56 | 16.50 | 14.45 | 12.45 | 10.54 | 8.76 | |||
Kubva pa20 ℃ yekuyamwa gasi tembiricha, 50Hz, isina mvura subcooling. | ||||||||||||||
Kuwedzera kutonhora kana kushoma kusveta gasi tembiricha. | ||||||||||||||
Kuwedzera kutonhora uye CIC system. |
Refrigerating Performance - Kutonhodza Capacity ne r134a
Model | Condensing Temperature℃ | Kutonhodza Capacity Qo(W) Power Consumption Pe(kW) | |||||||||||
Evaporating Tembiricha ℃ | |||||||||||||
12.5 | 10 | 7.5 | 5 | 0 | -5 | -10 | -15 | -20 | -25 | -30 | |||
4VD-15.2 | 30 | Qo | 69100 | 62800 | 57000 | 51600 | 49150 | 33700 | 26700 | 20850 | 15920 | 11840 | 8500 |
Pe | 10.40 | 10.07 | 9.74 | 9.41 | 8.74 | 8.07 | 7.38 | 6.67 | 5.95 | 5.20 | 4.42 | ||
40 | Qo | 61300 | 55700 | 50400 | 45600 | 37000 | 29600 | 23350 | 18100 | 13700 | 10060 | 7080 | |
Pe | 12.46 | 11.93 | 11.43 | 10.93 | 9.97 | 9.04 | 8.13 | 7.23 | 6.32 | 5.39 | 4.44 | ||
50 | Qo | 54100 | 49050 | 44400 | 40100 | 32400 | 25800 | 20250 | 15570 | 11660 | 8430 | 5800 | |
Pe | 14.24 | 13.54 | 12.87 | 12.22 | 10.99 | 9.81 | 8.69 | 7.59 | 6.51 | 5.43 | 4.34 | ||
4VG-25.2 | 50 | Qo | 54100 | 49050 | 44400 | 40100 | 32400 | 25800 | 20250 | 15570 | 11660 | ||
Pe | 13.77 | 13.13 | 12.52 | 11.92 | 10.78 | 9.68 | 8.62 | 7.58 | 6.55 | ||||
60 | Qo | 47100 | 42700 | 38600 | 34800 | 28000 | 22200 | 17320 | 13190 | 9760 | |||
Pe | 15.04 | 14.27 | 13.53 | 12.81 | 11.44 | 10.13 | 8.89 | 7.69 | 6.53 | ||||
70 | Qo | 40250 | 36450 | 32900 | 29600 | 23750 | 18740 | 14500 | 10940 | 7980 | |||
Pe | 16.09 | 15.21 | 14.36 | 13.53 | 11.96 | 10.48 | 9.07 | 7.74 | 6.45 | ||||
4VD-20.2 | 30 | Qo | 78500 | 71400 | 64800 | 58600 | 47700 | 38350 | 30450 | 23800 | 18190 | 13560 | 9770 |
Pe | 12.45 | 12.15 | 11.83 | 11.50 | 10.78 | 10.00 | 9.16 | 8.26 | 7.31 | 6.32 | 5.28 | ||
40 | Qo | 69700 | 63300 | 57400 | 51900 | 42100 | 33750 | 26650 | 20700 | 15700 | 11570 | 8190 | |
Pe | 14.65 | 14.14 | 13.62 | 13.09 | 12.03 | 10.95 | 9.85 | 8.73 | 7.59 | 6.44 | 5.28 | ||
50 | Qo | 61500 | 55800 | 50500 | 45650 | 36950 | 29500 | 23200 | 17870 | 13430 | 9760 | 6770 | |
Pe | 16.67 | 15.93 | 15.20 | 14.48 | 13.06 | 11.67 | 10.31 | 8.97 | 7.66 | 6.37 | 5.10 | ||
4VG-30.2 | 50 | Qo | 61500 | 55800 | 50500 | 45650 | 36950 | 29500 | 23200 | 17870 | 13430 | ||
Pe | 16.09 | 15.42 | 14.76 | 14.10 | 12.79 | 11.50 | 10.22 | 8.94 | 7.67 | ||||
60 | Qo | 53700 | 48650 | 44000 | 39700 | 32000 | 25450 | 19890 | 15210 | 11300 | |||
Pe | 17.65 | 16.80 | 15.96 | 15.14 | 13.54 | 11.99 | 10.49 | 9.03 | 7.60 | ||||
70 | Qo | 45900 | 41600 | 37600 | 33850 | 27200 | 21550 | 16720 | 12680 | 9320 | |||
Pe | 19.22 | 18.16 | 17.14 | 16.15 | 14.25 | 12.46 | 10.75 | 9.12 | 7.55 | ||||
Kusveta gasi tembiricha 20 ℃, 50Hz, isina mvura subcooling. | |||||||||||||
Kuwedzera kutonhora kana kushoma kusveta gasi tembiricha. |
4.3 Maitiro ekugadzirisa
Iyo compressors yeDaming inokodzera akasiyana ekushanda mamiriro uye mafiriji, uye anogona zvakanyanya kugutsa zvaunoda zvefiriji system.
Yakagadziridzwa tekinoroji, compact dimension, Diki vhoriyamu uye nzvimbo.
Yakakwira chaiyo machining kuti ive nechokwadi chekuti compressor inosimbisa neyakajairwa, CNC yekugadziridza nzvimbo, Concentricity nekuda kweiyo chaiyo yekugadzirisa tekinoroji, nzvimbo shoma yakafa.
Kushanda kwakatsiga, diki vibracation uye yakaderera ruzha, Yakanakisa kugadzikana.
Refrigerant senge R22 uye R404 inogamuchirwa kuchengetedza nharaunda, Yepakati & yakaderera tembiricha application.
Yemagetsi mota inodzivirira mudziyo, PTC sensor.
Pfeka giya remutyairi risingachinji, mhete dzepiston dzakapetwa kaChrome uye mapistoni ealuminium, Hardened crank-shaft, Low friction bearing set.
Inoshanda dhizaini yevharuvhu dhizaini, yakakwira firiji kugona uye kushomeka kwesimba, Inoshanda kudzvanya mwero, rutsanga rwevharuvha rwakagadzirwa nekunze runopikisa chitubu simbi.
General spare parts, zviri nyore kugadzirisa.
4.4 Cross Reference (Application Limits)
Cross Reference | ||||
Item Tsanangudzo | Daming Model | Copeland Model | Bitzer Model | Displacement (KW) |
2 humburumbira | BFS31 | C-0300 | 12.2 | |
BFS41 | C-0400 | 14.7 | ||
BFS51 | C-0500 | 18.4 | ||
BFS81 | C-0800 | 26.6 | ||
BFS101 | C-1000 | 36 | ||
3 humburumbira | BFS151 | C-1500 | 54 | |
4 humburumbira | 4S151D | 4SLW-1500 | 73.6 | |
4S251G | 4SHH-2500 | 73.6 | ||
4S201D | 4STW-2000 | 84.5 | ||
4S301G | 4STH-3000 | 84.5 | ||
6 humburumbira | 6S251D | 6SLW-2500 | 110.5 | |
6S351G | 6SHH-3500 | 110.5 | ||
6S321D | 6STW-3200 | 126.8 | ||
6S401G | 6SJH-4000 | 126.8 | ||
6S401D | 6SUW-4000 | 151.6 | ||
6S501G | 6SKH-5000 | 151.6 | ||
Small size 2 humburumbira | 2YD-2.2 | 2DC-2.2 | 13.5 | |
2YG-3.2 | 2DC-3.2 | 13.5 | ||
2YD-3.2 | 2CC-3.2 | 16.2 | ||
2YG-4.2 | 2CC-4.2 | 16.2 | ||
Small size 4 humburumbira (hexagon shape) | 4YD-3.2 | 4FC-3.2 | 18.1 | |
4YG-5.2 | 4FC-5.2 | 18.1 | ||
4YD-4.2 | 4EC-4.2 | 22.7 | ||
4YG-6.2 | 4EC-6.2 | 22.7 | ||
4YD-5.2 | 4DC-5.2 | 26.84 | ||
4YG-7.2 | 4DC-7.2 | 26.84 | ||
4YD-6.2 | 4CC-6.2 | 32.48 | ||
4YG-9.2 | 4CC-9.2 | 32.48 | ||
Saizi yepakati 4 humburumbira (hexagon shape) | 4YD-8.2 | 4TCS-8.2 | 41.33 | |
4YG-12.2 | 4TCS-12.2 | 41.33 | ||
4YD-10.2 | 4PCS-10.2 | 48.5 | ||
4YG-15.2 | 4PCS-15.2 | 48.5 | ||
4YD-12.2 | 4NCS-12.2 | 56.25 | ||
4YG-20.2 | 4NCS-20.2 | 56.25 | ||
Hombe 4 masilinda | 4VD-15.2 | 4H-15.2 | 73.6 | |
4VG-25.2 | 4H-25.2 | 73.6 | ||
4VD-20.2 | 4G-20.2 | 84.5 | ||
4VG-30.2 | 4G-30.2 | 84.5 | ||
Hombe 6 silinda | 6WD-25.2 | 6H-25.2 | 110.5 | |
6WG-35.2 | 6H-35.2 | 110.5 | ||
6WD-30.2 | 6G-30.2 | 126.8 | ||
6WG-40.2 | 6G-40.2 | 126.8 | ||
6WD-40.2 | 6F-40.2 | 151.6 | ||
6WG-50.2 | 6F-50.2 | 151.6 | ||
Double stage | 6WDS-20.2 | S6H-20.2 | 110.5 | |
6WDS-25.2 | S6G-25.2 | 126.8 | ||
6WDS-30.2 | S6F-30.2 | 151.6 |
4.5 Compressor Dimensional kudhirowa
4.6 Packaging & Shipment
- FOB Port: Ningbo Kutungamira Nguva: 15- 30 mazuva
- Packaging Size: 49 * 44 * 15 cm Huremu hweNet: 62 kg +
- Units per Export Carton:1 Gross huremu: 70 kg +
- Dimensions per Unit: 193 × 94 × 87 Masendimita
- Huremu pachikamu: 117 Makirogiramu
- Export Carton Weight: 117 Kilograms
- Export Carton Dimensions L/W/H:193 × 94 × 87 Sendimita
5. Kubhadhara & Kuendesa
- Nzira yekubhadhara: Advance TT, T/T, L/C.
- Delivery Details: mukati memazuva makumi matatu-50 mushure mekugamuchira mubhadharo wako uzere.
3.7 Yekutanga yemakwikwi Advantage
- MaOdha Madiki Anogamuchirwa Brand-zita Zvikamu Nyika Yekwakabva
- Distributorships Inopihwa Electronic Link Vane ruzivo Vashandi
- Fomu A Green Product Mutengo-unoshanda
- Zvibvumirano Zvepasi Pose zveMasoja Zvinotsanangurwa Standard Packaging
- Mutengo Wakanaka Chigadzirwa Chimiro Chigadzirwa Chekuita
- Kurumidza Kuendesa Hunhu Kubvumidzwa Kuzivikanwa
- Ipa Yakanaka Basa Sample Inowanikwa Yakagadzirirwa
- Tine anopfuura makore makumi matatu ehunyanzvi ruzivo semugadziri wesemi-hermetic compressor, scroll compressor, screw compressor, condensing unit.
- Isu tinogadzira iyo compressor zvinoenderana nekushandisa kwako
- Tine simba rekutsvagisa nekusimudzira timu yekuzadzisa zvaunoda.
- Kune vakawanda vatengesi vezvigadzirwa zvakatenderedza fekitori yedu, fekitori yedu muZhejiang
- Isu tinopa yemhando yepamusoro compressor kumakambani mazhinji epasirese
- Fekitori yedu yakawana ISO 9001 uye inoshandisa CE chitupa, zvakakosha isu tine fekitori iyo yakakura musangano pamusoro pe20000sq metres.
- Madiki ekuedza mirairo anogona kugamuchirwa, sampuli inowanikwa.
- Mutengo wedu unonzwisisika uye chengetedza mhando yepamusoro kune wese vatengi.