Why do you have to go to someone else's house? You can set up your own cold storage. Refrigeration is now a big market. It is also a good opportunity. Just like you are looking for these materials now. There may be many people looking for frozen products in the cold storage like you. Imagine if you build a cold storage and send out the information. Business should not be bad. We work in the cold storage. You can consult by phone. We are Shanghai Xiangning Refrigeration, and Shandong has also made many customers. My space has information about our company. There is also some knowledge about refrigeration.