Formosa Plastics' Wang retired perfectly in 2006 — and left his estate to a 14-year war

Wang Yung-ching, a tea farmer's son with no schooling past 15, built Formosa Plastics from a 1954 PVC plant — then the world's smallest — into Taiwan's largest manufacturing group, with annual chemical sales above $26 billion by 2008. Revered as Taiwan's 'Management God,' he applied his cost-accounting discipline to everything. In June 2006, at 89, he did what founders rarely do: stepped down from every management role at once, handing operations to a collective of relatives and professional managers.

The corporate handover worked. The group — spanning petrochemicals, power, refining, shipping, and hospitals across Taiwan, China, and the US — kept running smoothly without him, exactly as his books on management discipline prescribed.

But Wang died in October 2008 without settling the other ledger. He left three family branches and eight children, with estate distribution, heir status, and overseas trust ownership all unresolved. The inheritance dispute ran from 2008 to around 2022 — one of the largest and longest family estate wars in Taiwanese business history.

The group kept growing as the world's 10th-largest chemical firm; the estate, however, took 14 years to settle

Wang treated the company as an institution and the family as an afterthought — only one got a system.

A clean, total 2006 exit from management made the corporate transition irreversible and stable.

Multiple family branches plus offshore trusts made the estate far harder than the operating handover he mastered.

The contrast became Taiwan's canonical lesson that management genius does not transfer to estate design by default.

Succession has two ledgers — the company's and the family's. Institutionalizing the first without settling the second leaves the founder's real last account unpaid.

Formosa Plastics Group remains one of Asia's largest petrochemical empires under the post-2006 collective leadership. The estate dispute was finally wound down around 2022, fourteen years after his death — a cautionary coda attached to every Taiwanese succession discussion since.