Cangzhou Tianhai Steel Pipe is a deep-processing steel pipe enterprise in the Jingjinji region. Located in the southeastern part of Hebei Province, it borders the Bohai Sea to the east and is adjacent to Beijing and Tianjin to the north. It faces the Shandong Peninsula and the Liaodong Peninsula across the sea. It is 240 kilometers away from the capital Beijing, 120 kilometers from Tianjin, and 221 kilometers from the provincial capital Shijiazhuang. Cangzhou is situated in the central area of the Bohai Rim, designated as an "open first-line" region of "Two Rings" (Ring Beijing-Tianjin, Ring Bohai) by Hebei Province. It is also a strategic transportation hub connecting Beijing-Tianjin to the eastern coastal areas.

We, based on our production and operation of steel pipes, have developed and manufactured concrete pile ultrasonic detection pipes, foundation pier cooling pipes, grouting pipes, and subgrade settlement plates with the talents and equipment we organized. Our ultrasonic detection pipe products mainly include: clamp-type, helical-type, and sleeve-type detection pipes. The pile foundation detection pipes utilize sealing rings for reliable sealing, and also possess reliable tensile and torsional resistance. These products strictly comply with the "Technical Requirements for Steel Thin-Walled Ultrasonic Detection Pipes for Concrete Grouting Piles" (i.e., J1/1705-2007), and are widely used in national major projects such as high-speed rail, expressways, high-rise buildings, and harbors. With our superior product quality, abundant inventory, fast and timely transportation, and after-sales service, we have established long-term cooperative relationships with large state-owned enterprises like China Railway, China Communications Construction Corporation, China Water Resources Corporation, and China State Construction Engineering Corporation.

We will always adhere to the principle of "Quality First, Customer Supreme," providing top-notch acoustic tube products for both national pile foundation construction and a wide range of customers, striving to become a leading Chinese manufacturer of pile foundation acoustic tubes.