News
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TWS sends blessings during the Dragon Boat Festival to inherit culture and talk about ingenuity
1. What is Dragon Boat Festival? The fifth day of the fifth lunar month is the Dragon Boat Festival, also known as the Duanyang Festival, Wu Day Festival, May Festival, AI Festival, Dragon Boat Festival, Chongwu Festival, Wu Day Festival, and Summer Festival. The Dragon Boat Festival means R...Read more -
TWS made a stunning appearance at the 2026 Shanghai International Pump and Valve Exhibition, and the hard-core product matrix came to a successful conclusion
From June 9 to June 11, 2026, the 14th Shanghai International Pump and Valve Exhibition was held grandly at the Shanghai National Convention and Exhibition Center. Tianjin Tanggu Water-Seal Valve Co,.Ltd made a grand appearance at booth 3H7100 with a full range of flagship products. With its exce...Read more -
Soft seal and hard seal of gate valve
1. What are the soft seal and hard seal of gate valve? Soft-sealed gate valves use non-metallic elastic materials such as rubber and PTFE as seals, which are soft and hard in conjunction with the metal valve seat. They rely on the elastic deformation of the sealing material to fill the gap and ac...Read more -
Supporting the century project of “Diverting the Yangtze River to the Huaihe River”, TWS provide “core” guarantee for water supply safety
As the “No. 1 Project” to alleviate water shortages in northern Anhui and eastern Henan, the construction progress of the Yangtze River Diversion Project to the Huaihe River has attracted much attention. Recently, as the project transitions from the construction phase to the operation...Read more -
TWS appeared at the 2026 China Water Expo (Hefei) and concluded successfully
Recently, the 2026 China Water Expo and Pump and Valve Exhibition concluded successfully at the Hefei Binhu International Convention and Exhibition Center. TWS made a wonderful appearance with a variety of innovative products. With its excellent technical strength and on-site professional explana...Read more -
TWS is about to make a grand appearance at the 14th Shanghai International Pump and Valve Exhibition
The 14th Shanghai International Pump, Pipe and Valve Exhibition (referred to as: Shanghai International Pump and Valve Exhibition) will be held grandly at the Shanghai National Convention and Exhibition Center (Hongqiao) from June 9 to 11, 2026. The 60,000 square meter exhibition scale will bring...Read more -
TWS will make its grand debut at the 2026 China Water Expo (Hefei)
In order to implement the requirements of the Party Committee of the Ministry of Water Resources on improving the “industry-university-research-application” integration mechanism, the isomorphism mechanism for scientific and technological innovation and standards, the scientific and t...Read more -
TWS Appears at IFAT 2026 Exhibition in Munich, Germany, Demonstrating China’s Valve Manufacturing Strength
From May 4th to 7th, 2026, the International Environmental Protection Expo (IFAT) in Munich, Germany was grandly held at the Munich Exhibition Center. Tianjin Tanggu Water-Seal Valve Co., Ltd is exhibiting at the exhibition with a variety of main products, booth number: Hall C2 409-i, and more th...Read more -
What is the difference between imported valves and domestic valves?
The difference between domestic valves and imported valves is mainly reflected in the following aspects: 1. Materials and processes: Imported valves: usually selected raw materials, such as stainless steel (such as 316L), special alloys or engineering plastics. The casting process (such as pr...Read more -
TWS appeared at the 2026 China Water Association Annual Meeting, and the full range of products supports the development of water services
At the 2026 China Water Association Annual Meeting, Tianjin Tanggu Water-Seal Valve Co., Ltd showcased its full range of products to support the development of the water industry. As a key player in water treatment and transportation, TWS‘ products include various butterfly valves, gate va...Read more -
TWS’s eccentric butterfly valve successfully joined the CE certification to accelerate its expansion into the European market
Recently, Tianjin Tanggu Water-Seal Valve Co., Ltd. announced that the company’s core product eccentric butterfly valve has successfully been added to the EU CE certificate. The continuation of this qualification not only marks that the product continues to comply with EU standards in terms of sa...Read more -
TWS at IFAT Munich 2026 – Join us for the global water industry event.
The Munich Environmental Expo (IFAT) was founded in 1966. It is the world’s leading professional environmental protection trade fair. It has obtained UFI international certification and is known as the industry benchmark. The exhibition is an important window for domestic environmental prot...Read more
