Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Company | Type | Principal activities | Incorporated in | Group's Equity Shareholding |
| --- | --- | --- | --- | --- |
| Malaysia Airlines Cargo Sdn. Bhd | Subsidiary | Cargo | Malaysia | 100% |
| GE Engine Services Malaysia | Joint Venture | Engine Overhaul | Malaysia | 30% |
| MASwings Sdn. Bhd. | Subsidiary | Airline | Malaysia | 100% |
| Firefly Sdn. Bhd. | Subsidiary | Airline | Malaysia | 100% |
| MAS Aerotechnologies Sdn Bhd | Subsidiary | MRO | Malaysia | 100% |
| MAS Golden Holidays Sdn Bhd | Subsidiary | Tour operator | Malaysia | 100% |
| Malaysian Aerospace Engineering Sdn Bhd | Subsidiary | Engineering | Malaysia | 100% |
| MAS Academy Sdn Bhd | Subsidiary | Flight school | Malaysia | 100% |
| Abacus Distribution Systems (Malaysia) Sdn Bhd | Subsidiary | Computer reservation system | Malaysia | 80% |
| Taj Madras Air Catering Limited | Associate | Catering | India | 20% |
| MAS Catering (Sarawak) Sdn Bhd | Subsidiary | Catering | Malaysia | 60% |
| LSG Sky Chefs | Associate | Holding company | Malaysia | 30% |
Question:
What is the group equity shareholding for abacus distribution systems (malaysia) sdn bhd?
Answer:
80%