[Background] I am a sales assistant at Huaqi Trading. Below are 3 customer messages received today that need to be entered into the order system.
[Task] Extract the order information into a table.
[Requirements]
1. Table columns: Customer | Product and specifications | Quantity | Delivery time | Delivery address | Contact person and phone;
2. Use only the information in the messages; for anything not in the messages, fill in "To be confirmed";
3. If the same customer changed something later, use the last version and note it below the table;
4. After the table, list the questions I need to go back and confirm with the customer.

[Message 1 · Email · Zhou Min, Hongyuan Technology]
Hello, our admin department would like to order a batch of conference chairs, the gray mesh model, 30 to start. Deliver to 3rd Floor, 1000 Jiangnan Avenue, Binjiang District, Hangzhou, recipient Zhou Min, phone 0571-8888 6666. Best if they arrive before October 20.
(Added two hours later) Sorry, change the conference chairs to 25, everything else unchanged.

[Message 2 · WeChat · Mr. He, Meijia Decoration]
Xiao Lin, get me 4 more of those whiteboards from last time, 1.2 meters by 0.9 meters, still deliver to the company.

[Message 3 · Email · Lawyer Zhao, Qingshi Law Firm, 138-0000-5521]
Hello, we need a batch of standing desks for our new office by the end of the year. The exact quantity will be decided once the design drawings are out. Could you send a quotation first?