After dishing out the cooked pork belly, bring the sauce to a second boil to thicken it, add sugar and other seasonings as desired.
Food safety string is not required if you prefer to braise the whole slab of pork belly.
Hence, skip the cutting part of the pork belly.
You can use regular Shaoxing Wine for the Dongpo Pork recipe. Shaoxing 'Hua Tiao' wine will add a more robust and richer flavor to the dish.