We hereby declare and confirm that Hebei Gaotiejian Testing Instrument Co., Ltd. and Win(Tianjin) Machinery Business Co., Ltd. operate under the same ownership and unified management structure.

You walk past finished concrete every day. You touch it, you build with it, you trust it to hold weight, resist force, and stand the test of time. But have you ever wondered—how do you really know the concrete is strong enough? Did you ever think that what you see might not tell you what you need to know?

In your projects, concrete is everywhere. It forms the foundation, walls, slabs, and beams that hold up your structures. But how sure are you—really—that the concrete inside is solid, uniform, and free from hidden defects? Can you confidently say, “Yes, the integrity of this structure is unquestionable”? Or are you relying on assumptions and hoping nothing’s wrong? If you're like many professionals in construction, engineering, or quality control, you've probably had moments where you wished you could see inside the concrete—without breaking it open.

When you're responsible for the safety and longevity of a structure, how confident are you in the integrity of your pile foundations? As a civil engineer, contractor, or site inspector, you know that what's hidden underground can often be the most unpredictable—and the most critical. But do you have the right tools to uncover the truth?

In civil engineering, accurate soil testing is essential, especially in infrastructure projects where the quality and stability of the soil directly impact the safety and durability of structures. Traditional soil testing methods often rely on sampling and laboratory analysis, which can be time-consuming and potentially prone to sample errors, affecting the final results. However, with technological advancements, the Soil Electric Density Gauge (also known as an electromagnetic soil tester) is gradually changing this scenario, becoming an invaluable tool for engineers and construction teams. So, why is the Soil Electric Density Gauge gaining popularity? How does it enhance the efficiency and accuracy of soil testing?

In construction, quality is paramount, and testing concrete strength is a crucial part of ensuring structural integrity. The Schmidt Hammer HT225, also known as a rebound hammer, is a reliable, non-destructive testing (NDT) device that helps you evaluate concrete quality quickly and accurately.

Our Soil Non-Nuclear Electrical Density Gauge (SNEDG) is designed with your needs in mind. Whether you are a construction professional, an engineer, or a project manager, this cutting-edge device allows you to achieve precise soil compaction testing without the hassles associated with nuclear devices. Let us show you how this tool can transform the way you approach soil testing.

Foundation integrity is critical to the safety and longevity of any structure, whether it's a skyscraper, bridge, or residential building. The Pile Integrity Test (PIT) is an essential tool for ensuring the soundness of pile foundations, detecting defects, and verifying their quality. Our cutting-edge PIT equipment offers unmatched accuracy, efficiency, and reliability, making it the go-to solution for engineers, contractors, and quality control professionals. In this article, we delve into the features, benefits, and applications of our Pile Integrity Testing equipment and explain why it’s an indispensable investment for modern construction projects.

Concrete is the backbone of modern construction, used in everything from skyscrapers and bridges to residential homes and industrial facilities. Ensuring the strength and durability of this essential material is critical for safe, reliable, and long-lasting structures. Concrete Compression Testing Machines (CTM) are indispensable tools in this process, enabling engineers, contractors, and quality control professionals to verify that concrete meets rigorous industry standards. This article explores the features, benefits, and applications of concrete compression testing machines, emphasizing their role in advancing construction quality and safety.

In the field of geotechnical engineering, assessing the integrity of deep foundations, such as drilled shafts and bored piles, is essential for ensuring structural stability and safety. Crosshole Sonic Logging (CSL) testing has emerged as a gold standard in deep foundation inspection, offering unparalleled insights into concrete quality and detecting anomalies like voids, cracks, and inclusions. This article delves into the advantages, applications, and operational principles of CSL testing equipment, shedding light on its importance in modern construction projects.

In the realm of modern construction and infrastructure maintenance, ensuring the quality, safety, and durability of structures is paramount. Non-Destructive Testing (NDT) equipment has become essential for quality control, structural evaluation, and maintenance planning. Among the most crucial tools in NDT is the Rebar Locator, a device that identifies the position, depth, and spacing of reinforcing bars (rebar) within concrete structures. This article explores the advantages, applications, and operational principles of NDT Rebar Locators, explaining why they are indispensable for civil engineers, quality assurance teams, and contractors aiming for precise and efficient concrete inspection.

In the construction and civil engineering industry, ensuring the structural integrity and quality of concrete is paramount. Concrete Ultrasonic Pulse Velocity (UPV) testing equipment has emerged as a powerful tool in non-destructive testing (NDT), offering a reliable way to assess the quality and durability of concrete structures without damaging them. This article dives into the importance of UPV testing, its applications, and why it’s becoming a must-have for engineers, contractors, and quality control managers in today’s market.

We are thrilled to announce our participation in the upcoming PHILCONSTRUCT 2024 exhibition, scheduled for November 7-10 at the SMX & WTC Convention Center in the Philippines. As a company with over 20 years of expertise in civil engineering testing equipment, we are eager to showcase our advanced products that cater to the evolving needs of the construction and infrastructure sector.

The density of asphalt pavement is directly proportional to the dielectric constant of the measured material.The gtj-2701 USES an innovative, spiral-shaped magnetic field detector to test the dielectric constant in the presence of a magnetic field generated by the sensor plate. The electronic components of the gtj-2701 convert the field signal into a material density reading displayed on the screen.Once the instrument is calibrated, the density can be read at once.

Pile integrity tester is a test and analysis instrument for pile integrity testing and monitoring of precast pile driving process.Under impact or vibration load, the pile structure integrity and vertical bearing capacity of single pile are tested and analyzed.The purpose is to determine the bearing capacity of pile and the integrity of pile structure. The purpose and significance of foundation pile detection Detect the quality of the pile body, find out the defects and positions of the pile body, make necessary remedies for the pile body that affects the bearing capacity and life of the foundation pile, and at the same time achieve the purpose of checking the quality of the pile body.