198 1 year, as Geng's special assistant, helped him compile the book "Identification of Porcelain in Ming and Qing Dynasties" in Beijing, and was responsible for writing more than 600,000 words of the book, which lasted for several years. At present, this book has been recognized as a must-read for learning the identification of Ming and Qing porcelain, and it is also a model of "Geng Shi identification method". Some people praise it as the "Bible" for identifying Ming and Qing porcelain. After studying and working with Mr. Geng for more than ten years, under the guidance of his teacher, he traveled all over the country to major museums and cultural institutions, and inspected and identified hundreds of thousands of ancient ceramic treasures.

From 1982, Qiu Xiaojun was hired by Shaanxi Provincial Cultural Relics Bureau as a member of Shaanxi Cultural Relics Appraisal Group. Later, he was hired by China Cultural Relics Headquarters, National Cultural Heritage Administration, General Administration of Customs and Shaanxi Wenbo Cadre Training Center as an ancient ceramics appraisal lecturer. Since serving as the head of the purchasing department of the cultural relics store, he has identified tens of thousands of precious cultural relics such as bronzes, ancient ceramics, ancient jade, rubbings, calligraphy and painting, and miscellaneous antiques. He is a well-known antique appraiser in China and was included in the Who's Who of Experts in China.

After immigrating to Hong Kong from 65438 to 0992, he not only opened a shop to deal in antiques, but also served as a lecturer in China ancient ceramics appraisal at Hong Kong Diqiu Culture School. Students came from all walks of life in Hong Kong. In recent ten years, he has been mainly engaged in personal practice, antique authenticity identification and commercial operation, and has been active in antique markets such as Hong Kong, Britain, the United States and Japan. He experienced the second big wave of antique counterfeiting in a hundred years, and had his own unique views on the characteristics of mainland imitations in terms of technology, variety, origin and famous craftsmen, and summed up his own set of appraisal methods. Its ability to identify fakes and research textual research also benefits from hundreds of thousands of ancient ceramic utensils collected by hand in the past 30 years; It is also because of the rich cultural background and the influence of living in the ancient city of Xi' an for decades.

Entrusted by "China Cultural Relics Information Consulting Center" in National Cultural Heritage Administration, China, in 2004, four precious China cultural relics were successfully won the Sotheby's Spring Auction in new york, USA for the first time, and arrived in China safely after several twists and turns, which was widely circulated by overseas Chinese media. Treasure hunters (3)