Answer the following question: Facts: - residence: bangkok , thailand - spouse: srisakul div . -rrb- promphan -lrb- div . -rrb- chaisakhran hiranyaphruek -lrb- - children: chachchon ratanarak - birth date: 19 april 1946 - name: krit ratanarak - nationality: thai - occupation: chairman , bangkok broadcasting & television company Based on these bullet points, write a short biography describing the life of krit ratanarak .
Answer:
krit ratanarak -lrb- ; ; born 19 april 1946 -rrb- is the chairman of bangkok broadcasting & television company -lrb- operator of channel 7 -rrb- and head of one of thailand 's leading family business groups .the ratanarak family have substantial holdings in a number of thai-based companies including krungsri bank , siam city cement , allianz ayudhya , sri ayudhya capital , matching studio , media of medias and eastern star real estate as well as holding a majority stake in bbtv .