Q: Are you the factory?
A:Yes,we are the manufacture, founded in 2009 in Tongliang District of Chongqing, the birthplace of the famous Tonglianglong, headquartered in Wenzhou, Zhejiang Province.
Q: Do you accept OEM/ODM or sample order?
A: Yes, we accept both OEM/ODM and sample order
Q: What's about MOQ?
A: First order MOQ=1pc
Q: What is the delivery date?
A: For sample order,2-10days after the payment
For bulk order, 30-45 days after the payment We have sufficient production capacity,so we can adjust delivery time according to customer needs.
Q: What's your shipment method?
A: We ship by Express: DHL,UPS,FEDEX,TNT,China Railway Expres , by air, by sea. Normally we checked and compare, then provide customer the most proper shipment method.
Q: What are your terms of payment?
A: TT , Western Union, LC payment，etc.
Q:Why choose Ronghuan?
A: 1:High-quality and Great-value products:Ronghuan has the independent R&D department, and provides the great-value meters and quality-oriented OEM/ODM solutions to the customers,we obtained more than 20 invention patents and utility model patents.
2: Customized value-added service: We have the strong service team for you ,We accept OEM and ODM ,provide design scheme as your request ,Also We have a strong after-sales service team to solve problems for you at any time!
3: High production capacity: Ronghuan covers an area of more than 13000 square meters and has built 18000 square meters of workshop with a total investment of 120 million CNY. There are 11 modernized flow production lines related to Water Meter and Gas meter and 24 full-automatic product testing equipments,as well as 3 independent testing rooms of water meter and gas meter.
we have sufficient production capacity,so we can adjust delivery time according to customer needs
Welcome to choose Ronghuan Meter , we are always ready!
The patented optimized independent metering mechanism structure can filter and precipitate the moisture, impurities and dust in
the gas, and can ensure the accuracy and reliability of the gas meter in long-term operation;
The internal structure of metering movement adopts high-quality engineering plastics and non-metallic materials, which has gas
resistance and corrosion resistance, and completely eliminates the interference of external magnetic field on the measurement
performance of products.
The unique diaphragm seal structure design makes the core seal more reliable and the metering performance more stable.
The patented valve assembly transmission mechanism and rotary distribution structure have stable operation, wear resistance, small
friction coefficient, stable structure and no deformation, which enhances the reliability of metering performance;
The patented counter combination makes the installation convenient, fast and stable. It solves the problems of jamming, shaking,
jumping and ringing during the operation of ordinary counter.
It can realize accurate measurement in the range of 0.016-6m 3 / h, and the range ratio can reach 375 times.
Nominal Flow Rate Qn （m3/h）
Maximum Flow Rate Qmax （m3/h）
Minimum Flow Rate Qmin （m3/h）
Maximum permissable error
Maximum working pressure Pmax
Total pressure loss
Fuel gas,air, Noncorrosive gas
Valve service life
More than 10000 times
Founded in 2009, Ronghuan specializes in smart gas meters ,smart water meters, and system solutions,Since its establishment, Ronghuan has been dedicated in insisting on the research and development independently, supplying customers with best-valued and high quality products, and the customized value-added service
Ronghuan covers an area of more than 13000 square meters and has built 18000 square meters of workshop with a total investment of 120 million CNY.
Currently Ronghuan possesses three major workshops and independent R&D scientific research laboratories. there are 11 modernized flow production lines related to Water Meter and Gas meter and 24 full-automatic product testing equipments,as well as 3 independent testing rooms of water meter and gas meter. It has a professional team of multiple senior engineers and also maintains a deep cooperation with AMCO in America,KIMO in French,and other companies. So far Ronghuan has obtained more than 20 invention patents and utility model patents.
As a national high-tech enterprise, Ronghuan has been certified with ISO9001:2015 Quality System Certification, ISO14000 Environmental Management System Certification and OHSAS18001 Occupational Health and Safety Management System Certification , and others such as Measuring Instruments Manufacturing License,Measuring Instrument Pattern Approval Certificate,Measurement Standard Assessment Certificate,Anti-Explosion Conformity Certificate,Computer Software Copyright and Safety Production Standardization Certificate . We have also obtained the use license of measuring instruments in Shengli Oilfield and the market access certificate of PetroChina Kunlun Gas Co., Ltd., And also Ronghuan is a member of China Metrology Association
Our products are sold all over the country and also exported to five Central Asian countries. Now the meters and systems are highly praised by users for their fast and accurate data reading, high sensitivity, excellent reliability, anti leakage and long service life
With the unique product quality, sales networks and after-service warranty systems,it has received good reputation from the end users .
Gas meter production line 1
Gas meter tightness verification
Gas meter error verification 2
Water meter production line