Abiopharma

Indigo Star Holdings Limited is a Singapore-based investment holding company that operates as a subcontractor providing reinforced concrete works, including steel reinforcement works, formwork erection, and concrete works. Its segments consist of construction contracts, including general building projects, civil engineering projects, labor supplies, and sales of tiles to external customers. Its steel reinforcement works encompass on-site steel reinforcement installations. It offers two types of formwork systems: conventional formwork and system formwork. Conventional formwork is used in the construction of smaller-scale buildings or certain structures, while system formwork enables higher recycled usage in the construction process. It assembles system formworks with formwork components on its own. It also performs concrete work, providing labor to pour concrete into formwork molds.

Additional info from OTC:
Indigo Star Holdings Limited is a Singapore-based investment holding company that operates as a subcontractor providing reinforced concrete works, including steel reinforcement works, formwork erection, and concrete works. Its segments consist of construction contracts, including general building projects, civil engineering projects, labor supplies, and sales of tiles to external customers. Its steel reinforcement works encompass on-site steel reinforcement installations. It offers two types of formwork systems: conventional formwork and system formwork. Conventional formwork is used in the construction of smaller-scale buildings or certain structures, while system formwork enables higher recycled usage in the construction process. It assembles system formworks with formwork components on its own. It also performs concrete work, providing labor to pour concrete into formwork molds.