Is there a solution to the smoke in the kitchen of the commercial house?

Not allowed.

Demolition and alteration of balcony floor slabs will have serious safety hazards to the safety of the building. According to the national standard "GB50327-2001 Construction Code for Residential Decoration and Decoration Engineering", Article 1 stipulates that "during construction, it is strictly forbidden to change the main body of the building, the load-bearing structure or change the main function of the room without authorization; It is strictly forbidden to dismantle and alter gas, heating, communications and other supporting facilities without authorization", according to the requirements of the "GB50210-2001 Building Decoration Construction Quality Acceptance Code": if the main structure of the building needs to be changed, the original structural design unit or the design unit with the corresponding qualifications must verify the original data, and verify and confirm the safety of the existing building structure. >>>More

The door is not on the right line, even if it is a centimeter difference, you can put a curtain if you don't worry, the stove and the faucet are not on a line, nor can they be opposite, water and fire are incompatible!

If the upstairs is also yours, you can only deal with it yourself, if the upstairs is not yours, you will find the property company to coordinate. The warranty period of commercial housing is 5 years, and it is difficult to explain that the leakage of the bathroom is a problem with the quality of the house, because when decorating, it is generally waterproof.

From an engineering point of view, you can add a balcony, but you can't pick it out, because the balcony beam is buried in the wall, and you can't stuff the beam into the wall. Only four pillars can be added from the ground level to support a balcony". >>>More

This has nothing to do with Feng Shui, only with design drawings.