Installing Pinyin Input Method on Ubuntu 20.04

 https://www.linkedin.com/pulse/installing-pinyin-input-method-ubuntu-2004-chinese-post-ron-li

https://www.dell.com/support/kbdoc/zh-hk/000181184/how-to-add-chinese-pinyin-input-to-xps-9310-laptops-that-ship-with-ubuntu-20-04-in-english

Procedure

man ibus
Ubuntu Software > iBus Preferences
Ubuntu Software > ibus pinyin > PinYin (Not ZhuYin)
ibus restart (dont use root)
ibus-setup
Add > Chinese > Intelligent Pinyin
Settings > Region and Language > Add > Chinese (Intelligent Pinyin)
Use shift