Zhengzhou Yayuan Technology Ships 14-Inch Valve Boxes to Xinjiang, Supporting Western Sponge City Development

Zhengzhou Yayuan Technology has successfully shipped a batch of 14-inch square valve boxes to Xinjiang aboard a 17.5-meter trailer departing from Zhengzhou Airport Economy Zone. Made from high-strength UV-resistant plastic, these valve boxes offer a lightweight, durable, and easy-to-install alternative to traditional brick valve pits, with a grass-green finish that blends seamlessly into park and garden landscapes. Designed for large manual valves, pressure reducing valves, and filtration equipment, the 14-inch model is well suited to Xinjiang’s large irrigation districts and municipal infrastructure needs. This shipment reinforces Yayuan Technology’s growing presence in western China, following the establishment of an office in Aksu Prefecture, and underscores the company’s role as a National High-Tech Enterprise supporting sponge city and water-saving initiatives across the Belt and Road region.
What are Flow Channel Manholes and Silt Trap Manholes?

Plastic inspection manholes are essential components in modern drainage systems. Typically composed of a manhole base, a shaft (riser), and a protective or non-protective cover, they are widely used in residential communities and municipal drainage networks. Positioned at regular intervals, pipe intersections, or sharp turns, they allow maintenance teams to inspect and monitor the condition […]