The 6th Trenchless Technology Development Forum & Exhibition 2025 in Shenzhen

The 6th Greater Bay Area Trenchless Technology Development Forum and Exhibition 2025, hosted by the Guangdong Trenchless Technology Association, officially opened on September 4–6, 2025, at Hall 3 of the Shenzhen Convention & Exhibition Center, located in Futian District, Shenzhen, China.

This flagship trenchless technology event brings together leading industry experts from Germany, Japan, and China, who are delivering keynote speeches and sharing the latest innovations and advancements in trenchless engineering and infrastructure rehabilitation.

Running concurrently with the forum, the three-day trenchless technology exhibition showcases cutting-edge trenchless equipment, materials, and integrated solutions. The event serves as a premier platform for industry professionals to network, exchange knowledge, and explore business opportunities in the non-excavation pipeline rehabilitation sector.

DaoYuNai, a leading manufacturer of trenchless pipeline rehabilitation equipment and materials, has been invited to participate in this high-profile exhibition, highlighting its latest innovations in no-dig drainage repair technology.

This annual event plays a vital role in promoting the sustainable development of trenchless solutions across the Guangdong-Hong Kong-Macao Greater Bay Area, fostering international collaboration and driving the future of underground infrastructure modernization.

Daoyunai was established in 2012 in Shanghai, with over 20 patents and certificates. We have two intelligent manufacturing bases and modern R&D and testing centers in Suqian, Jiangsu province, covering an area of more than 40000 square meters. Now we have sold more than 150 sets of UV equipment, and more than 1200km of UV liners.

Daoyunai, Intelligently and Proudly Manufactured in China!