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Previous Review - 2021



Summary on 2021 China International Trenchless Technology Conference & Exhibition

ITTC Organizing Committee


2021 China International Trenchless Technology Conference and Exhibition was successfully held from April 16 to 18, 2021 in Suzhou International Expo Center. 2411 people from 30 provinces, municipalities, and autonomous regions across the country registered to participate in the exhibition. A total of 8,176 people visited the exhibition during the three-day session, and 133 people registered to participate in the seminar. Professor Yan Chunwen, Vice Chairman of China Society for Trenchless Technology (CSTT), Professor Li Xuejun, Vice Chairman of the Underground Pipeline Professional Committee of the China Urban Planning Association, Xu Nengxiong, Dean of the School of Engineering and Technology, China University of Geosciences (Beijing), Underground of the China Urban Planning Association, Mr. Liu Huizhong, Executive Deputy Secretary-General of the Pipeline Specialty Committee, Zhong Weibin, Director of the Engineering Construction Design Institute of East China Survey and Design Institute of China Power Construction Corporation, Professor Wei Gang of Zhejiang University, and Zhang zhonghai, Deputy General Manager of Xuzhou Xugong Foundation Engineering Machinery Co., Ltd., which is the platinum sponsor of the conference attended the opening ceremony


At this seminar, Professor Yan Chunwen, Vice Chairman of China Society for Trenchless Technology (CSTT), gave a report on "Development and Hypothesis of Trenchless Technology". Professor Tom Iseley from Purdue University, the founder of TTC, made an online report on "It Takes More than the Greatest Global Technology". Dr. Roland W. Waniek, President of the German Institute of Underground Infrastructure (IKT), made an online report on "CIPP Quality Test Methods-Standards in Germany". Mr. Li Ming, deputy director of the Trenchless Machinery Research Institute of Xuzhou Xugong Foundation Engineering Machinery Co., Ltd. gave a report on "Research and Application of Intelligent Technology of Directional Drill Based on the Internet of Things".

Professor Jens Hoelterhoff, chairman of the German Society for Trenchless Technology (GSTT), made an online report on "Rehabilitation of a 3000 mm water supply line under operating conditions in Buenos Aires". Mr. Hideki Shimada, the vice chairman of Japan Society for Trenchless Technology (JSTT) and the professor of Kyushu University in Japan, gave an online report on "Current Situation of Rectangular Pipe Jacking Technology in Japan". Professor Wei Gang from Zhejiang University gave a report on "Environmental Effect Evaluation of Double-line Shield Tunnel Construction". The heavyweight speakers, rich keynote reports and online Q&A interactions aroused great interest among the delegates.

This annual conference seminar set up three thematic sub-conferences: "Pipeline Rehabilitation", "Pipe Jacking Technology " and "Horizontal Directional Drilling" to discuss the latest technology and new product application of each trenchless technology. XCMG Foundation, National Pipe Network Group -- Northern Pipeline Company, Zhengzhou University -- School of Water Conservancy Science and Engineering, Poclain Hydraulic Transmission and Control Technology (Beijing) Co., Ltd., Zhejiang Tengyuan Construction Co., Ltd., China University of Geosciences (Wuhan) , Jinan University, Guangzhou Jintu Geotechnical Engineering Technology Co., Ltd., Anhui Tangxing Machinery Equipment Co., Ltd., Kyushu University of Japan, Xuntong (Beijing) Trenchless Construction Engineering Co., Ltd., Beijing Beipai Construction Co., Ltd., Guangzhou Municipal Administration Group Co., Ltd., Beijing Longkexing Trenchless Engineering Co., Ltd., Shanghai Re-Fine Environment Technology Co., Ltd., Xinxing Ductile Iron Pipes Co., Ltd., Zhejiang Youwei New Material Co., Ltd., Jiangsu Jiantong Environmental Technology Co., Ltd., Shanghai Guankang Technology Co., Ltd. and other well-known enterprises and scientific research institutes have fully introduced and shared their own superior technologies, products, and construction experience.

The third "ITTC 2021 Junior Talent Development Forum" was held at the same time during this conference, which was sought after by young engineers in the No-Dig field in China, Japan, the United States, and other countries. This year, 6 academic reports shortlisted oral presentations were presented at the forum (overseas young engineers participated in the live broadcast connection), and the average age of young engineers participating in the 2021 "Star of the Youth" forum was 29.71 years old. A total of 14,739 people participated in the "Star of the Youth" WeChat online voting. Five Chinese judges made comprehensive ratings on technological innovation, academic level, on-site performance, PPT quality, etc., and finally combined WeChat voting and expert ratings. The "2021 Star of the Youth" are Saleh Behbahani from Purdue University, Gao Nifang from Zhejiang Communications Construction Group and Wang Niannian from Zhengzhou University.

The exhibition area of this year's exhibition is 16,000 square meters. The organizing committee selected 128 companies in the industry to exhibit their latest products and technologies. Among them, 35 companies participated in the exhibition for the first time, accounting for 26.5% of the total exhibitors. 95% of the exhibitors brought dozens of physical products to the exhibition. All the raw spaces were specially decorated, and all exhibits were sold out. This exhibition cooperated with the German Society for Trenchless Technology (GSTT) for the first time and received funding from the German government to launch the "German Pavilion".


Many GSTT senior members joined German Pavilion, further deepening the international cooperation, strengthen the exchange of the latest technology at home and abroad. The performance, quality, and appearance of the equipment in this exhibition have been further improved, showing the latest development trends and innovative technologies of trenchless technology in the construction of new pipelines and repair of old pipelines in the fields of municipal administration, petroleum, electric power, communications, gas, etc.


The China International Trenchless Technology Conference and Exhibition is presenting the vigorous vitality and development potential of China's trenchless industry with an unexpectedly large scale and rich cutting-edge technology. As the results of the epidemic prevention work are reflected, China's economy is on the road to recovery, faster than other countries in the world. The feedback from exhibitors and visitors reflects the growing demand for trenchless technology in the development of China's national economy. The active participation of foreign experts and reporters shows that international counterparts are paying attention to the continuous expansion of China's trenchless market. Driven by favorable domestic policies, the sustainable improvement of national sewage treatment plants, the quality and efficiency improvement of the pipeline network, and the repair of the pipeline network have been carried out in parallel. Facing the huge market of urban pipe network maintenance and repair, municipal enterprises or emerging enterprises have joined the trenchless industry one after another, and the number of exhibitors in the pipeline inspection and repair category has increased sharply. The title sponsored by Beijing Beipai Construction Co., Ltd. In the pipeline rehabilitation subforum, 8 high-quality reports aroused enthusiastic responses.

ITTC 2021 also held the "ITTC 25th Anniversary Celebration and CSTT Annual Awards Ceremony", and selected 6 "Ingenious Enterprises" for the first time: Wuhan Tuozhan Underground Pipeline Engineering Co., Ltd., Nanjing Dilong Trenchless Engineering Technology Co., Ltd., Beijing Gas huanneng Engineering & Technology Co., Ltd., Beijing Huanfa Pipeline Rehabilitation Co., Ltd., Hengyang Zhongdi Equipment Exploration Engineering Machinery Co., Ltd. and Xindi Energy Engineering Technology Co., Ltd. were awarded honor certificates and medals for them; Awarded a certificate of honor and a trophy to Mr. Zhang Zhonghai as the "China Trenchless Person of the Year 2020". The "China Trenchless 2020 Annual Outstanding Technology, Product and Engineering Award" were awarded to Xuzhou Xugong Foundation Engineering Machinery Co., Ltd., Hangzhou Siye Intelligent Equipment Co., Ltd., Hengxin Tianhong Municipal Engineering Co., Ltd., Zhongyifeng Tunnel Engineering Co., Ltd., Shanghai Guanli Construction Engineering Co., Ltd., and Shanghai Fengxian Xianrun Construction Co., Ltd.

For the first time, “New Product Release Conference” was added to this conference. Jiangsu Goodeng Heavy Machinery Equipment Technology Co., Ltd., Shanghai DCI Trading Co., Ltd., Beijing Beipai Construction Co., Ltd., Hejian City Feilong Retop Bit Manufacture Co., Ltd., East China University of Science and Technology – Sino Polymer Co., Ltd., Drillto Trenchless Co., Ltd., Jiangsu Dilong Heavy Machinery Co., Ltd., Huangshan Golden Land Electronics Inc., CHTC Jove Heavy Industry Co., Ltd., Cangzhou Great Drill Bits Co., Ltd., Wuhan easy-Sight Technology Co., Ltd., and BKP Berolina Polyester GmbH, have released the latest products and technologies, so that the audiences can better understand the good performance and technological characteristics of the products, and they have won countless praises.

On the live photo platform of the conference, a total of 63,903 people viewed, visited, and downloaded photos in the cloud album. Since the preparation of the work in October 2020, 976 foreign industry peers have been invited to participate in the conference. In mid-December 2020, 876 foreign industry peers who have been following the Chinese market for a long time have received the progress of the event. The organizing committee sent point-to-point SMS invitations to 12,259 professional visitors in China at the end of December 2020, the beginning of March this year, and one week before the start of the event; 100 days before the event, it continued to push on the CSTT WeChat official account; And for the first time to use the form of on-site ticket purchase to enter the exhibition hall.

Before the conference, the China Society for Trenchless Technology (CSTT) held a working meeting of the council and expert group at the Suzhou International Expo Center. At the meeting, the directors and experts listened to the 2020 work summary report and 2021 work plan report of Secretary-General Hu Yuanbiao.
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