Is everything OK with the Citizenship (Amendment) Act, 2019...?

If everything is OK in the Citizenship (Amendment) Act, 2019. Then, why this?

Those, who are illegal immigrants in India belonging to other countries and are the victims of religious persecution in their countries, viz., 

1) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of China. 

2) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Bhutan, 

3) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Tibet, 

4) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Burma / Myanmar, 

5) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Sri Lanka, 

6) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Malaysia, 

7) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Thailand, 

8) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Korea, 

9) Hindus, Sikhs, Buddhists, Jains, Parsi, Christians of Indonesia, 

have been denied the right to seek citizenship in India under the Citizenship (Amendment) Act, 2019. Why this disparity...? 

If everything is OK, then, why this?

- Sanket Yenagi