Suzhou Tongsu Traffic Engineering Co., Ltd. is a professional manufacturer and exporter of complete system of highway guardrail products since 1996. We are leading company in the field of highway guardrail systems.

Equipped with state-of-the-art fabrication equipment such as W Beam and Thrie Beam Guardrail cold roll forming machine, uncoiling slitting recoiling Line, cold bending machine, punching machine, hot dip galvanizing plant, Tongsu Traffic can manufacture complete system of W Beam Guardrail, Thrie Beam Guardrail, Armco guardrail safety barrier, flex beam guardrail barrier, crash barrier, box beam guardrail, cable Barrier, end terminal and crash cushion, etc. We also supply corrugated steel pipe, noise barriers, guardrail post driver, sheet pile, etc.

Tongsu Traffic manufacture highway guardrails according to AASHTO M180, JT/T281-2007 and relevant international standards. And we are ISO9001, ISO14001 certified. Our superior quality guardrail products can make our customers always satisfied.

Suzhou Ecener Energy Technology Co., Ltd. is a high-tech enterprise engaged in research, development, production and sales in the field of off-grid solar system.

Relying on technology background of solar energy industry, the company promotes and installs highly cost effective distributed off-grid solar power system, and has won support of the State Grid and unanimous praise of users.

Our company adheres to the service concept of "satisfying customer’s needs as its own responsibility", focusing on manufacture of off-grid solar system, focusing on product quality while paying more attention to details of service, pursuing simple and efficient professional operation, and striving to do it better.

ECENER provides off-grid solar packages with superior quality. These applications include: solar panels, charging controllers, off-grid power center and inverters, connectors, etc. Our off-grid packages application: RV, yacht, residential and commercial building, vacation villas, camping and outdoor packages.

ECENER also provides customized products. When the existing packages cannot meet the needs of customers, customized products will tailor the solar system to the specific requirements of users. Recently, with the cost and price of solar system declining, off-grid solar packages are becoming more and more popular in the solar market.

ECENER aims to make electricity available in every corner of the world and make electricity smarter.