Nanjing Box is a Jiangsu private technology enterprise founded in 1996, which is engaged in the production and management of electric heating elements, solar water heaters and bath heating equipment.

From the beginning of its establishment, Becks has determined that "people first; Win with new; The "three principles" of sincere hospitality. Over the years, according to the "three principles" formed production, technology, management, research and development as one of the team.

In 1998, on the basis of the original production of electric heating elements, began to increase the production of "Yiheng" brand solar water heater, after 25 years of sun and rain is still bright as new;

In 2007, the company set up a project to develop anti-corrosion electric heating elements, and has made breakthrough progress in the project over the years;

In 2012, the enterprise trademark "Yiheng" was selected as Nanjing famous trademark;

In 2015, led the drafting of the standard of "Anti-corrosion tubular electric heating element";

In 2018, it was rated as "specialized and special new" small giant enterprise;

In 2018, it was rated as excellent engineer by China Electric Heating Organizing Committee;

In November 2019, the national industry standard of "Anti-corrosion tubular electric heating Element" was officially promulgated and implemented;

In 2023, it will be rated as a credit China certified enterprise

In 2023, the enterprise was invited to participate in the CCTV "domestic product Archives" column recording......

At present, our factory has a dozen patented products of independent research and development, and the continuous research and development, the goal is to provide technical reserves for Chinese manufacturing, and provide technical protection for human health and safety.