The register
The register lists Sing Wong Limited in Leeds as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
At Companies House the business is Sing Wong Limited (company number 07349487), a private limited company incorporated in 2010, 16 years ago. The registered office is at 26-28 Woodhouse Lane The Merrion Centre, Leeds, LS2 8LX, LS2 8LX. Its filed activity puts it in retail. It has traded under other names before, including Secondtype Limited.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Sing Wong Limited's own careers page and the job boards, and the answer changes with the season and the order book.