Changsha Baiying Trading Co., Ltd. (also known as Changsha Buybay Trade Co., Ltd.) is a professional trading and service company based in Changsha, Hunan, China. Established in 2022, the company leverages over a decade of industry expertise to connect international buyers with high-quality Chinese manufacturing. The firm maintains a strong commitment to quality management, holding ISO 9001 and ISO 14001 certifications.
The company operates across two primary specialized divisions: geophysical instrumentation and construction machinery. Its instrumentation portfolio features advanced detection equipment, including underground water detectors, water leak detectors, borehole cameras, and water level meters under brands such as PQWT and ADMT. Additionally, they supply industrial automation components, including PLC modules and programmable controllers from major global brands like Siemens, Schneider, and Allen Bradley.
In the construction sector, the company is a specialist in foam concrete technology. Their product range includes foam concrete machines, foam generators, foaming agents, concrete mixers, and pump trucks. These solutions support the production of cellular lightweight concrete (CLC) blocks and wall panels for the global real estate and infrastructure markets.
With a dedicated team of 5 to 10 employees and an annual revenue reaching up to USD 1,000,000, the company focuses heavily on export markets. Their international trade footprint spans North America, Europe, Russia, Vietnam, and Africa, providing end-to-end services that include product sourcing, factory inspections, and transparent export negotiation.
Low MOQOffers low minimum order quantity options.
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New PQWT-S150 Professional Geophysical Water Survey Equipment 100 150m Underground Borehole Water Detector
4.8·9 reviews
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water Detector
underground Water Detector
water Finder
water Detector
water Detection Product on Alibaba.com$986
PQWT S500 Quickly Detection Device Underground Water Detector For 500m
4.8·9 reviews
Pqwt S500 Quickly Detection Device Underground Water Detector For 500m - Buy Groundwater Equipment
water Detector
underground Water Detector
water Finder
water Detector
water Detection Product on Alibaba.com$1414
PQWT GT300A Water Well Logging Electric Resistivity Imaging Equipment Underground Water Detector 150m
4.8·9 reviews
Pqwt Gt300a Water Well Logging Electric Resistivity Imaging Equipment Underground Water Detector 150m - Buy Groundwater Equipment
water Detector
underground Water Detector
water Finder
water Detector
water Detection Product on Alibaba.com$2400
PQWT L50 Underground Water Pipeline Leak Detector Home Use Wall and Ground Leakage Detection
4.8·9 reviews
Pqwt L50 Underground Water Pipeline Leak Detector Home Use Wall And Ground Leakage Detection - Buy Water Leak Detector
pqwt
l50 Product on Alibaba.com$669
Promotion PQWT-TCM Series Under Ground Well Water Finder High Accuracy Auto Mapping150m 300m 500m Long Range Water Detector
4.8·9 reviews
Promotion Pqwt-tcm Series Under Ground Well Water Finder High Accuracy Auto Mapping150m 300m 500m Long Range Water Detector - Buy Pqwt
under Ground Well Water Finder High Accuracy Auto Mapping
long Range Water Detector Product on Alibaba.com$4756625
ADMT 300S-X Single Channel Groundwater Detector Auto Plotting Higher Accuracy Long Range Deep Underground Water Tools
4.8·9 reviews
Admt 300s-x Single Channel Groundwater Detector Auto Plotting Higher Accuracy Long Range Deep Underground Water Tools - Buy Single Channel Groundwater Detector Auto Plotting Higher Accuracy Long Range Deep Underground Water Tools
admt
300sx
portable Water Detection Equipment
admt 300s-x Groundwater Detection
long Range Underground Water Testing
auto Plotting Accuracy Tool
2d/3d Image Display Detector Product on Alibaba.com$76609.55
CL300 Underground Pipes Water Leak Detector 3m Water Leak Metal Detector for Pipe Detection Equipment
4.8·9 reviews
Cl300 Underground Pipes Water Leak Detector 3m Water Leak Metal Detector For Pipe Detection Equipment - Buy Water Leak Detector
pqwt
cl300 Product on Alibaba.com$1114
PQWT-S Series Eazy Operation Wide Range Ground Water Detector Professional Geophysical Survey Equipment Deep 300m
4.8·9 reviews
Pqwt-s Series Eazy Operation Wide Range Ground Water Detector Professional Geophysical Survey Equipment Deep 300m - Buy Underground Water Detector Ground Water Detector Geophysical Survey Equipment Product on Alibaba.com$986
TYM-80P 80m Fresh Result Water Finder Mobile Water Detector Agricultrure Deep Underground explorer
4.8·9 reviews
Tym-80p 80m Fresh Result Water Finder Mobile Water Detector Agricultrure Deep Underground Explorer - Buy Mobile Water Finder
agricultrure Deep Underground Explorer Water Detector Product on Alibaba.com$500
PQWT-BT20 Water Pipeline Leak Detector Gas Leak Detection Wireless Water Leak Detection Equipment
4.8·9 reviews
Pqwt-bt20 Water Pipeline Leak Detector Gas Leak Detection Wireless Water Leak Detection Equipment - Buy Wireless Water Leak Detection Equipment Water Pipeline Leak Detector Gas Leak Detection Product on Alibaba.com$5686
Underground Water Leak Detector 2 Meter Professional Ultrasonic Water Leak Sensor Underground Pipes Water Leak Alarm Detector
4.8·9 reviews
Underground Water Leak Detector 2 Meter Professional Ultrasonic Water Leak Sensor Underground Pipes Water Leak Alarm Detector - Buy Groundwater Leak Equipment
water Leak Detector
underground Water Leak Detector
water Leak Pipe Finder
pipe Leak Water Detector
pipe Leakage Water Detection Product on Alibaba.com$857
AIDU AMC-7 for Iron Mineral Exploration Roadway Magnetic Survey Three-component Fluxgate Magnetometer
4.8·9 reviews
Aidu Amc-7 For Iron Mineral Exploration Roadway Magnetic Survey Three-component Fluxgate Magnetometer - Buy Iron Mineral Exploration Roadway Magnetic Survey Pipeline Inspection
magnetic Mapping
roadway Magnetic Survey Fluxgate
aidu Amc-7 Spectrum Analyzer
hun Origin Amc-7 Spectrum Analyzer
amc-7 Three-component Fluxgate Magnetometer
aidu Amc-7 Magnetic Survey Equipment Product on Alibaba.com$3188
Reviews
4.8
10 reviews
“ With pictures (2)“ With pictures (2)
Customers
ооо метал грид
1
No shipments
Certifications
ISO 9001
1
International Organization for Standardization 9001
ISO 14001
1
International Organization for Standardization 14001
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