ASL or All Specialty Logistics Co.,Ltd., (formerly as LEO Specialty Logistics Co.,Ltd.) was established to be a logistics expert specializing in providing an integrated logistics service offering international / domestic door-to-door service, and warehousing & distribution for perishable and chemical products (Hazardous and Non-Hazardous) and as well as the SOC operators.

ASL has been appointed as sole agent of NEWPORT Tanktainer and SINOCHEM, the world leading ISO Tank Operator for liquid chemical, food grade cargo and gas tank service, both hazardous and non-hazardous and meet the needs of customers in the transportation both by land and by sea with high safety standards as recognized under ITCO. Besides, ASL can also act as the port handling agency for all ISO Tank Operators with most competitive and efficient service.

- ASL is also an appointed agent of Balaji Shipping Lines, the Non-Vessel Owning Common Carrier (NVOCC) arm of Transworld Group whose core activities include operating a fleet of regular ISO dry containers and a range of specialised equipment like Reefers, Open Tops and Flat Racks. Balaji Shipping Lines' operations span the Indian Subcontinent, Middle East, CIS, South East Asia and Far East.

In addition to SOC and NVOCC expertise in international shipping, ASL also offer variety of services as our core business;
- Rental of Container GP Box, ISO Chemical or Gas Tank and Reefer equipments for customer whose needs for temporary cargo storage or domestic use for trip service or long term lease contract.
- Flexitank Service as an alternative for Non DG liquid chemical or food grade cargo transportation without restrictions of equipment, prohibition of last cargo and under certification standard of ISO 9001, KOSHER, HALAL, COA with professional team service team for installation of loading and unloading goods.
- YARD STORAGE SERVICE as buffer point for containers storage waiting to be delivered as an economy choice for customers' supply chain management.
- Warehouse logistics service with operating space area of 18,000 square meters at the largest Industrial Estate, Amata Nakorn I.E., situated in between the transit area of Bangkok and Laem Chabang in Chonburi province. Our comprehensive logistics service can be tailor-made to accommodate all types of products and cargo movement as ONE-STOP SERVICE and fully respond to the need of warehouse service & requirement, transportation and or even the distribution of goods across the country.
- Domestics & Cross border service, ASL open transit through ASEAN territories to support the ASEAN Economic Community (AEC) which is expanding steadily and meet the needs of customers by serving both domestic and transit to ASEAN neighboring countries with professional, fast and reliable service
- HIGH-CARE, SPECIAL, PROJECT CARGO by professional and experience team with well attentive for cargo which need extreme special care i.e. Buddha Statue, large machinery, radio antenna, the structure of the building.

"All you need is ALL".