Not likely to be accepted.
1) This organization looks like a training center for professional development and not an accredited institution that can grant degrees or diplomas.
2) All their courses are 6 months long - In order to get any value from Canadian Immigration, the course would need to be a minimum of 2 years.
Have a look at the below link to see what are accredited qualifications from the UK
https://www.prospects.ac.uk/applying-for-university/choosing-a-course/guide-to-qualifications