In 2011, Shijiazhuang Plaindi Mechanical and Electrical Equipment Co., Ltd. was upgraded to establish the Hong Kong Plaindi International Holdings Group Co., Ltd., headquartered in Hong Kong. The group company is an international group company integrating R&D, production, sales and enterprise training. The group company is composed of Shijiazhuang Preandi Mechanical and Electrical Equipment Co., Ltd., Anhui Tianchang Preandi Electronic Equipment Co., Ltd., Hebei Zhongneng Energy Technology Co., Ltd., Shijiazhuang Zhifan Enterprise Consulting Co., Ltd., Shijiazhuang Preandi Agricultural Technology Co., Ltd. and China Crop Difficulties Research Institute. The company's main products are electric mist machines, micro diaphragm water pumps, vehicle-mounted car washing machines, batteries, chargers, life nuclear energy series for crops, and electric sprayer-related accessories.

The sales center of Shijiazhuang Preandi Mechanical and Electrical Equipment Co., Ltd., a subsidiary of the group company, is located at No. 16 Jiantong Street, Shijiazhuang City, Hebei Province; the production base is located next to Zhaozhou Bridge, the world-famous Zhaozhou Bridge, Shijiazhuang City, Hebei Province. In 2006, the company began to establish a production base. The first phase covers an area of ​​20 mu, with an investment of nearly 10 million yuan and a construction area of ​​nearly 10,000 square meters. In view of the need for tight site and expanded production capacity, the company plans to invest 20 million yuan, acquire 80-100 mu of land, and establish a new modern second phase production base.