Nanjing Shuang Huan Electric Appliance Co., Ltd

Nanjing Shuang Huan Electric Appliance Co., Ltd is a high-tech enterprise established in 1996 that specializes in the research, development, and manufacturing of sensors, instruments, controllers, and switches. The company focuses on automotive and engine applications, producing five major series including engine cold start preheating systems and automotive electrical switches. They operate a subsidiary named Nanjing Huanke Electronic Technology Co., Ltd. and hold multiple national patents covering invention, utility models, and industrial design.

The company produces a wide range of auto electric appliances, including fuel tank lock assemblies, urea tank cap assemblies, and preheat start switches. Their product lines also feature contact switches, combination switches, and automotive button switch series. Additionally, they manufacture ceramic pressure sensor chips and intelligent equipment designed for vehicle use.

The company utilizes specialized testing equipment such as a vibration test bench, a salt spray test chamber, and a speed/position sensor durability test device. They also operate a dust test chamber to ensure their products meet rigorous environmental and performance standards before being shipped to customers.

Nanjing Shuang Huan Electric Appliance Co., Ltd was founded in 1996, making it over 25 years old. In 1999, the company was selected as a Nanjing Elite Enterprise, and it has been continuously developing since its inception.

The company was first rated as a high-tech enterprise in October 2012 and received the title of Jiangsu Province Technology-based Small and Medium Enterprise in November 2012. They have also obtained IATF16949:2016 certification and were chosen as a Nanjing Elite Enterprise in 1999.

Recent reviewers consistently highlight the high quality of the products and the excellent customer service provided by the company. Many users also appreciate the user-friendly nature of the website shuanghuan.cn and the quick response times from the support team.

The company holds a Trustburn rating of 4.1 out of 5 based on 8 reviews. The rating split includes several 5-star reviews praising product quality, alongside 3-star reviews that noted the products met expectations and were delivered on time.

In 1997, the company became a major domestic supplier of electric plugs, replacing Japanese imports and achieving export status. In 2010, they invested over 20 million yuan to establish the Nanjing Huanke Electronic Technology Co., Ltd. and build a ceramic pressure sensor chip production line.

The company operates under the principle of making high-quality products and providing satisfactory service. Their guiding philosophy includes maximizing talent and resources, encouraging innovation, and pursuing continuous improvement to build a harmonious factory environment.

The company emphasizes the use of XP integrated ceramic pressure sensor chips and MK digital/PWM output modules in their pressure sensor and transmitter products. These components are produced using their own national patents and are noted for high sensitivity and excellent electromagnetic compatibility.

The company owns one electronic electrical product type test laboratory. This facility allows them to conduct comprehensive testing on their sensors, instruments, and controllers to ensure they meet required performance standards.

The company states that it has successfully undertaken multiple key R&D projects in the automotive and engine industries. They have developed and mass-produced various electronic electrical products, demonstrating a commitment to technological advancement and product diversification.

The company holds multiple self-developed national patents, which include invention patents, utility model patents, and industrial design patents. They also possess multiple software copyrights, showcasing a broad range of intellectual property protection.

The company employs over 40 people, with a dedicated research and development team of 5 members. Their production and office facilities span over 4,000 square meters, supporting their manufacturing and administrative operations.

The official website of Nanjing Shuang Huan Electric Appliance Co., Ltd is shuanghuan.cn.