QUES: Altogether 348 major projects in heavy industry were halted including specifically projects in steel machine production and chemicals

correct the punctuation.

CORRECTED: Altogether 348 major projects in heavy industry were halted, including specifically projects in steel, machine production and chemicals.

QUES: Draw a plan of action for handling such a situation again

correct the punctuation.

CORRECTED: Draw a plan of action for handling such a situation again.

QUES: Every year there are more and more such opportunities and entertainment are becoming brighter

correct the punctuation.

CORRECTED:
Every year there are more and more such opportunities, and entertainment are becoming brighter.