Context: "NAME_1 was born in India in 1952, he immigrated to Hong Kong with his parents when he was 10 years old. He studied in Happy College HK and graduted from The University of Michigan with a Bachelors degree in Finance in 1976 and returned to Hong Kong to work as a Marketing Lecturer for 1 year in the University of Hong Kong. In 1977, he joined NAME_2 as Manager for 8 years. Thereafter he joined ABC Finance Finance Company Limited as Vice President in 1986 and served as Chairman of HK Happy Devt Limited from 1988 to 1991. Mr. NAME_3 served as Director of NAME_4 Fairy Development Limited (AFDL) from 1993 to 2010. Mr. NAME_3 also served as Deputy Chairman of the NAME_4 group from 1996 to 2006. He is married to Mr. NAME_5 NAME_6 and are both based in Hong Kong. "

Given the context, list down all the positions held by NAME_1 along with the year of serving in a json format as "position", "company",  "start year" & "end year". Ignore the field if the value is not known.
 The response should be in all capital letters.
user