In June 2015, the company initiated UL/CUL, TUV, and RoHS certification processes for its products. As of November 25, all certifications have been successfully completed. Notably, every product passed the certification on the first attempt, fully demonstrating the exceptional quality of Quanning's frequency converter-specific contactors.

Entering 2015, as China's economic landscape entered a phase of the "new normal," the frequency converter industry also experienced a noticeable slowdown in growth. Facing severe market challenges, our company defied the trend and achieved robust performance in both production and sales during the first half of the year. With a continuous influx of new clients, product sales increased by over 60% compared to the same period last year.

January 18, 2015, marks the fifth anniversary of the company's founding. To celebrate this milestone, the company organized commemorative activities to reflect on its growth journey, summarize development experiences, boost employee morale, strengthen corporate cohesion, and drive sustainable progress.

On January 9, 2015, a delegation of five from Delixi (Hangzhou) Frequency Converter Co., Ltd., including General Manager Duan Long, Technical Department Manager Ma Yongchao, Quality Control Department Manager Zou Xiting, and Deputy Supply Department Manager Ye Chengfeng, visited our company for an inspection.

On November 28, 2014, Hong Jianming, a frequency converter expert from Nanjing Eurotherm Electric Drive Co., Ltd., visited our company. Mr. Ning, from Quanning Electric, received the visiting guest.

On the morning of November 4, 2014, the China International Industry Fair opened in Shanghai. On November 6, our company sent representatives to visit the exhibition.

The "Industrial 4.0" Era: Choices and Breakthroughs in the Frequency Converter Industry – The 11th Frequency Converter Industry Entrepreneurs Forum was held from August 21 to 23, 2014, in Suzhou Science City. The company sent representatives to attend the forum.

On April 20, 2014, a delegation of seven from Shenzhen Invt Electric Co., Ltd., including Manufacturing General Manager Zhang Qing, Quality Director Wang Xiaoxiong, Device Department Manager Lin Jinliang, and Procurement Department Manager Xu Weidong, visited our company for inspection and guidance.