1 First, search and pay attention to the official WeChat account of "iData China Knowledge Network Free Document Download".
After entering the official WeChat account, send the letter "xzm" to the official WeChat account, and then you will receive a download code, which we will use later.
3 Baidu search idata, find idata home page, and enter.
Search and find the name of the document you want to download.
5 click download after entering (if you want to register, please register an idata account without re-registering). At this time, you will be asked to enter the download code just sent by WeChat, and then click the download button.
6 hownet literature can really be downloaded for free, which is very convenient.