Please capitalize where necessary: beijing - implementation of the apec summit in 2014 in beijing, china became the arena of interests between the two shaft power of the world economy, the united states on one side with china and russia on the other.
A: Beijing - Implementation of the APEC summit in 2014 in Beijing, China became the arena of interests between the two shaft power of the world economy, the United States on one side with China and Russia on the other.
Q: we house more than 500 connectivity providers and internet service providers and 20 european internet exchanges.

A: We house more than 500 connectivity providers and Internet service providers and 20 European Internet exchanges.
Q: to select and control quickly all processes, mma, tig and mig/mag.
A: to select and control quickly all processes, MMA, TIG and MIG/MAG.
Problem: mark lost his wife and his seven children in a tragic house fire near pelham, ontario.
Can you repeat this sentence, but capitalize it?
Answer: Mark lost his wife and his seven children in a tragic house fire near Pelham, Ontario.
Text: this was another case of the exploitation of the natives of chiapas by people from mexico city.

Correct capitalization: This was another case of the exploitation of the natives of Chiapas by people from Mexico City.
Problem: megaupload, once the world’s largest file sharing site before it was taken down by the fbi, may make a comeback soon as the financing for megaupload 2.0 has been secured recently.
Can you repeat this sentence, but capitalize it?
Answer:
Megaupload, once the world’s largest file sharing site before it was taken down by the FBI, may make a comeback soon as the financing for Megaupload 2.0 has been secured recently.