Under the training of Mr. Dai, Cai Hongsheng, Jiang Boqin, Wei Qingyuan, Liang Jiabin, etc. outside the school for many years, he devoted himself to the study of Macao's history and culture, the thirteen lines of Guangdong in the Qing Dynasty and the early Sino-Western relations, and the history of Catholicism entering China in the Ming and Qing Dynasties. The main results are as follows. 1, On Macao, paper, 30,000 words, Literature and History Series No.33 of Zhonghua Book Company (1990 10).

2. History and culture of Macao and China, monograph, 220,000 words, Macau Foundation 1995.

3. Anders Ljungstedt's Early History of Macao, translated, 365,438+00,000 words, Oriental Publishing House, 1997 edition, responsible for proofreading.

4. Macao history and culture, monograph, 346,000 words, Zhonghua Book Company 1999 edition.

5. The Archives of China in Macao in the Qing Dynasty in Portoberta Archives, Portugal, two volumes, 654.38+200,000 words, published by Macao Foundation, 654.38+0999 edition, in cooperation with Liu Fang, a Macao scholar.

6. Notes on Macao Poetry, three volumes and four volumes, with 654.38+0 million words, Macao Cultural Bureau, Zhuhai Publishing House, 2003.

7. More than 20 papers have been published.

8. Investigation of China Regional Culture and Macau Volume, project of Central Institute of Literature and History, 2008-20 10, as project director. 1, "From feudal officials and merchants to comprador merchants-an analysis of Wu Yihe's family, a famous Guangdong businessman in Qing Dynasty", paper, 40,000 words, No.3 and No.4 of Modern History Research, 1984.

2. Ma Shi's Chronicle of the East India Company's Trade with China, translated, with five volumes and three volumes, 14 17000 words, published by Sun Yat-sen University Press, 19 1 version. Responsible for proofreading.

3. Hunter's Miscellanies of Old China, translated in 2 10000 words, Guangdong People's Publishing House, 1992 1 edition, 2nd edition, 2002, responsible for proofreading.

4. The record of Guangzhou Fan Gui Hunter, translated, 1 10000 words, Guangdong People's Publishing House, 1993 edition, responsible for proofreading.

5. Trade and exchange between the Netherlands and Guangzhou Port in Ming and Qing Dynasties, 35,000 words, published in Guangzhou and Marine Civilization, edited by Cai Hongsheng, Sun Yat-sen University Press, 1997.

6. Thirteen lines from Guangzhou and Macao in Qing Dynasty, with 20,000 words, No.9 of Macau Magazine (1April, 999).

7. Liang Jiabin's Examination of Thirteen Lines in Guangdong, 300,000 words, Guangdong People's Publishing House, 1999 edition, was entrusted by the author to be responsible for proofreading.

8. The 300,000-word monograph "Thirteen Lines in Guangdong and Early Sino-Western Relations" has been published by Guangdong Economic Publishing House.

9. Another 20 papers have been published. 1, Description of Catholicism in Macao Poetry in Qing Dynasty, paper, 18000 words, No.21issue of Macao Culture (1994 winter).

2. Wu De 2.Ospoemas (Simon Xavier da Cunha) Sobre o Cristianismo (Study on Poetry in Wu Yushan), paper, 25,000 words in Chinese, religion and culture in Macau, Portuguese 1997.

3. Image of Wu Yushan's adherents, 30,000 words, No.43 issue of Macau Culture magazine in summer of 2002.

4. Wu Yushan's relationship with Buddhism and Taoism before becoming a monk, paper, 654.38+05000 words, No.44 issue of Macau Culture magazine in autumn 2002.

5. "Painting and Snow in Wu Yushan", paper, 8000 words, No.47 issue of Macau Culture (summer 2003).

6. Historical and cultural relationship between Macao and Xijiang River Basin-Analysis of Matteo Ricci's missionary activities in Zhaoqing, paper, 20,000 words, No.56 issue of Macao Culture magazine in autumn 2005.

7. Notes on the Collection of Books in Wu Yushan, 600,000 words, Zhonghua Book Company, 2007.

8. Wu Yushan and his China Tianxue, monograph, 300,000 words, Zhonghua Book Company, 2008.

9. Another 10 paper was published.