Granz microwave oven service hotline phone numbers are 4008300222, 4008300333, and 4008300888, according to the official website of the Granz booking service information can be known, the three phone numbers mentioned above for the national service hotline phone number of Granz.

At the same time, according to the booking service information released by the official website of GrandTech, it can also be known that the company has also set up a WeChat public number to carry out after-sales service (which can be used to initiate service bookings and progress inquiries, etc.) in addition to the three service numbers mentioned above.

Granz service policy:

1. 1 year warranty for the whole microwave oven and micro-vaporizing and roasting machine for family use, and 2 years warranty for the main parts (the main parts include: motor, magnetron, timer, transformer, and computer board).

2, family use of the steam oven, built-in electric oven products such as 1 year warranty.

3, commercial use of the whole machine warranty 3 months. Which commercial use definition: including but not limited to industrial manufacturing, processing, laboratories, restaurants, hotels, cafeterias, franchises, supermarkets, offices and other places of a for-profit nature, or not conducive to the working environment of the product or a long period of time.

4, machine accessories are not warranted, such as glass turntable, roller bracket, plastic lunch box, grill, steamer, grill pan, food tray.

5, goods from the date of purchase, confirmed to be product quality problems, you can choose to return within 7 days, 15 days to choose to exchange.