Add punctuation: We need concrete results such as an agreement on a new institutional framework or specific targets on the green economy
A: 'We need concrete results, such as an agreement on a new institutional framework or specific targets on the green economy.

Add punctuation: Next youll have to choose the option of payment
A: Next you'll have to choose the option of payment.

Add punctuation: The total weight of the valves 39239 kg
A:
The total weight of the valves: 392.39 kg