About Us

Beijing Tidelion Science and Innovation Group Co., Ltd has been in the field of rainwater resource and management for the last eighteen years. Tidelion knows the importance of rainwater for the sue in urban and rural regions and has introduced solutions that help to save the water resources to a great extent. The company has provided consultancy and services to different countries such as Iran, Maldives, and Singapore to help them in implementing the complete smart city model in different cities. Tidelion is a leading sponge city model provider and aims to bring water wastage to a minimum level safeguarding valuable water resources.

A Certified Sponge City Model Provider

Tidelion has been working with different countries to provide solutions to help them implement the complete smart city model in various cities that are facing rainwater issues. We has been a leading sponge city model provider and is determined to provide efficient solutions in the wake of the development of several smart cities. The company has individual working plans to ensure the transition of cities into smart cities and to provide sustainable resources to protect the rainwater and river reserves. We have affordable rates to ensure the large-scale development of smart cities to protect the diminishing water resources at different levels. We, as a pioneer smart water drainage system provider, ensure to provide designated systems to ensure the proper discharge of water from different locations.

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Our Solutions

  • Rainwater collection and utilization system

  • Roof rainwater drainage

  • Drainage on the same floor

  • Infiltration of ecological ground system series products

  • Rainwater smart management system

  • Drainage System Design Consultation

Smart Rainwater Management & Drainage System Solution

Roofing Rainwater Drainage and Collection System

Roofing rainwater drainage and collection system has dual function of rainwater drainage. Following the flow pattern in the roof rainwater drain line, the system includes three systems namely gravity flow, semi-pressure flow and siphon flow. Rainwater in gravity flow system is not fully filled; rainwater in semi-pressure flow system is demonstrated via mixture of air water in pipeline; rainwater in siphon flow system is fully-filled on way. Different system should apply professional roof drain.

Our Projects

Tidelion cooperated with FAW-Volkswagen, created a miracle

Recently, all Tidelion staff were touched by a thanks letter from for North Base of FAW-Volkswagen Automotive construction Headquarters. Tidelion Construction Management Division finished a more than 7000m2 siphonic roof installation project within 20 days, it not only won the customers’ recognition, but also created a miracle in the industry.


Tidelion cooperated with FAW-Volkswagen, created a miracle

Recently, all Tidelion staff were touched by a thanks letter from for North Base of FAW-Volkswagen Automotive construction Headquarters. Tidelion Construction Management Division finished a more than 7000m2 siphonic roof installation project within 20 days, it not only won the customers’ recognition, but also created a miracle in the industry.

Mar 20,2020

Sponge City Industrial Innovation Center

Relying on the construction water supply and drainage research branch of China construction society, the sponge City Industrial Innovation Center is established, and the public service platforms and resource sharing platforms such as sponge city technology research and development, standard research, test verification, detection, and monitoring, project incubation, information collection, project evaluation and demonstration, achievement exhibition and display are established, as well as the introduction, training, training, and exchange of professional talents in sponge city Base.

Dec 2,2021

Qualities Of a Reliable and Uninterrupted Drainage System

Overflowing gutters, clogged drains and sluggish flow of water through the pipes, downpipe issues, and wet spots on the lawn are the major issues faced by a property owner if the drainage system is not properly installed. Have you ever experienced a backflow of water through your kitchen sink? Or blocked toilet drains? All these things lead to the quality of the drainage system that is installed at your place. A drainage system for the residential area is designed while planning the architecture and building of the house. It is one of the main things that need to be done correctly to avoid drain issues in the future. Poor drainage systems can damage the foundation of the house or lead to soil erosion in the place. You wouldn’t want to face these problems, right? Thus, here are the main qualities that a good drainage system must have. What is a drainage system? A drainage system consists of pipeline equipment, sewage reservoirs, and a major sewage area where all the excessive wastewater is drained. The system is required to collect and transport sewage water from the kitchen, toilet, and bath area. The roof of the house must have enough headroom to handle the surplus rainwater. Also, the outdoor gutter systems installed at the house must be properly sized to carry away all the wastewater. Qualities of a good drainage system 1.     Design a gravity pipe system This goes without saying that a good and reliable drainage system is always designed keeping gravity in mind. The majority of the systems work best with downwards gravity force as no pressure differences or suction force is built while designing a drainage plant. If for some reason, a gravity pipe system can’t be installed, it’s better to install force main sewerage which works under pressure and build a force for the water flow. 2.     Pipeline equipment qualities A domestic drainage pipe system with high capacity is most reliable and is easy to clean (if required). The material used for the pipes must be durable and resistant to high and low temperatures. The pipes must be robust and mechanically and chemically wear-resistant. A pipe system with these qualities offers the best outcome and proves to be long-lasting. Another reliable quality of the drainage pipes is that they withstand a test pressure that is 1.5 times the working pressure but not less than 7 bars. The permanent pressure must correspond to the operating pressure and not be less than 4.5 bars.   3.       Pipe sizing As far as the most appropriate pipe sizes are concerned, the minimum diameter for a drain pipe is 100mm. If the pipe carries the discharge from only wastewater fixtures, the diameter can go down to 80 mm as well. 4.     Durability The material that is used to make the drains likely must be durable enough to withstand harsh conditions and elements. Also, if it has a long life span, it is a win-win for everyone. The standard galvanized steel and copper materials are ideal for building durable drains. 5.      Ventilation of drains Experiencing foul air from drains can disturb the overall kitchen and bathroom environment making the place unbearable to breathe in. Thus, it is important to have a good ventilation system of the drains to restrict the buildup of foul smells. A quality system consists of a minimum of 80mm diameter vent pipes that terminate in the open air. These are ideally located downstream of the discharge pipe, the one closest to the head of the drain. This allows regular flushing at the vent and drains meeting point ensuring good maintenance of the vent. 6.     Proper inspection and maintenance If you are looking for an ideal drain t install at your place, select the one which has good maintenance options. Inspection chambers must be installed in the drain system for routine checkups and inspection of the drain to avoid issues like leakage and blocking. Conclusion The above-mentioned in the post are the major qualities of a drainage system that would give long-lasting results, proves to be cost-effective, and are properly installed giving the best solution to the drainage of wastewater. 

Oct 13,2021

Top 5 Benefits of Using HDPE Pipes

High-Density Polyethylene Pipe, better known as HDPE pipe, is a thermoplastic pipe that is made from a material that can be melted and transformed. The key advantage of using the High-Density Polyethylene Pipe is that this kind of pipe is durable, flexible, rigid, and has an adaptive nature. Another benefit that this pipe offers is excellent chemical and stress resistance which is essential in different applications. The usage of the HDPE pipe has increased in the last 50 years as it is far better than any other pipe available in the market and has a considerable lifespan. There are different suppliers and a huge HDPE pipe fittings manufacturer circle that deal with different types of pipes that you can get at an affordable price from a reliable seller anywhere in the world. Here are some of the main advantages that come with the use of the High-Density Polyethylene Pipe in different applications. Resistance Against Fatigue The typical problem that often erupts when using different types of metal pipes is the minimum resistance against stress and fatigue, which leads to untimely malfunctioning of the piping systems. The advantage that the High-Density Polyethylene Pipe offers is the flexibility and adaptive nature that helps in providing a considerable amount of resistance against stress and fatigue. The pipe is designed to handle a different number of pressure levels and can withstand stress to a great extent. The feature helps the pipe to be used in different hydro-distribution networks without causing any problem or any signs of untimely malfunctioning. Corrosion and Rust The prevention against corrosion and rust is unavoidable in the case of different metal piping systems, which makes them unusable in different cases. The key advantage of the High-Density Polyethylene pipes is that they are made to last and are highly resistant against all kinds of corrosion and rust that might come as a result of temperature change or moisture. The resistance that this type of pipe offers against biological growth offers cost-effectiveness and a longer lifespan allowing them to be used in multiple applications without causing any problems. They have evolved over a brief period of time, and now manufacturers have found ways to put different kinds of coating on the surface of High-Density Polyethylene Pipes, so there is no need to replace them for several years. High-Quality Joints The High-Density Polyethylene Pipe uses better quality joints that prevent the occasional leaking in a piping system. The noticeable edge that the HDPE pipes enjoy is the ability of the HDPE piping systems to be joined by using methods such as heat fusion to ensure permanent leak-free joints in a complex piping system. The joints are an important part of some piping systems as they are used to lock different flowing mechanisms for several years, so it's crucial that no leakage takes place after the piping system is erected. Adaptability Adaptability is significant when it comes to different HDPE piping systems that are used in different applications. Apart from using the heat fusion methods to be brought together in a functional system, they can also be joined by using various mechanical and traditional ways. The adaptability allows them to be used in a wide array of applications, and that is the reason why they have been a go-to solution for various uses for more than half of the century. The manufacturers provide a wide range of options in different categories that results in enhanced quality and better joining capabilities in an HDPE piping system. It should be noted that they can also use different types of welding solutions to be brought together according to the requirements of an application. Easy Installation HDPE pipe can be installed using trenchless technology under different development-related projects such as rivers, lakes, creeks, roads, or right-of-ways without interrupting daily routine in many cases. The easy installation of the pipes has made them the most used metal piping systems when it comes to different long-lasting development ventures around the world. The benefit that they offer in terms of the lifespan also makes them an ideal choice for large-scale public-centric projects in different smart city ventures.