Skip to content
Billionaire Profile
Tseng Sing-ai
Global Rank
#3111

Tseng Sing-ai

CEO, Petrochemicals
Taipei, Taiwan
Real-Time Net Worth
$1.19B
Estimated based on Petrochemicals stock value as of August 24, 2026
0% (24h)
Age
Source
Petrochemicals
Industry
Diversified
Citizenship
Taiwan

Biography

Tseng Sing-ai is a Taiwanese billionaire and a key figure in the petrochemicals industry. She inherited her stake in the Chang Chun Group from her father, Tseng Shin-yi, who co-founded the company in 1949. Chang Chun Group is one of Asia's largest petrochemical and plastics manufacturers. As of March 2024, Tseng Sing-ai's net worth is estimated to be $1.1 billion, reflecting her significant involvement and ownership within the Chang Chun Group, which has plants in Taiwan, mainland China, and Southeast Asia.

AI-Assisted Draft
Not yet reviewed by an editor — how we work
Data Updated
Aug 23, 2026
Report a Correction

Wealth Over Time

Net Worth History

YearNet Worth
2026$1.19B
2025$1.10B
2024$1.10B

In-Depth Profile

Tseng Sing-ai is a prominent figure in the petrochemicals industry in Taiwan, with her wealth stemming from a significant ownership stake in the Chang Chun Group. This diversified company, co-founded by her father, Tseng Shin-yi, in the late nineteen-forties, has evolved into one of Asia's largest manufacturers of petrochemical and plastics products. Tseng Sing-ai's involvement and ownership within this substantial enterprise are the direct source of her considerable wealth.

The Chang Chun Group's operations span a wide range of petrochemical and plastics manufacturing. The company produces essential chemical intermediates and specialty chemicals used across various industries, including electronics, construction, automotive, and consumer goods. Its extensive product portfolio includes resins, plastics, and various chemical compounds critical for industrial processes and the production of countless everyday items. This broad operational scope and the high demand for its products have been central to the company's sustained growth and financial success over many decades.

Tseng Sing-ai inherited her stake in the Chang Chun Group in two thousand sixteen, a pivotal moment that solidified her position within the company and in the wider industry. Her father, Tseng Shin-yi, played a fundamental role in establishing the company's foundations and initial growth. Upon inheriting this stake, Tseng Sing-ai became a key owner in a business with a substantial footprint across Asia, including manufacturing plants in Taiwan, mainland China, and various countries in Southeast Asia. This geographical diversification and extensive production network contribute significantly to the Chang Chun Group's robust market presence and profitability.

The wealth attributed to Tseng Sing-ai is directly derived from her substantial ownership interest in the Chang Chun Group. As a major stakeholder in a highly successful and expansive petrochemical and plastics manufacturing enterprise, her net worth reflects the value of her equity. The company's consistent performance, strategic expansions, and strong market position in the essential petrochemical sector have allowed for the sustained growth of the family's wealth. Her career progression is intrinsically linked to this inheritance and her ongoing involvement in the direction and success of the Chang Chun Group, a leading entity in the Asian petrochemical landscape.

Career Milestones

2016

Inherited Chang Chun Group Stake

Inherited the stake in the Chang Chun Group from her father, Tseng Shin-yi.

Billionaires Connected to Tseng Sing-ai

Peers in Diversified

All Diversified billionaires

Richest in Taiwan

All billionaires from Taiwan

Adjacent Global Ranks

Full global ranking

Frequently Asked Questions

What is Tseng Sing-ai's net worth in 2026?
As of 2026, Tseng Sing-ai's estimated net worth is $1.19 billion, ranking #3111 among the world's billionaires. The estimate is based on publicly available shareholding data and market prices, updated daily.
How did Tseng Sing-ai make their money?
Tseng Sing-ai's wealth primarily comes from Petrochemicals, most notably through Petrochemicals.
Where is Tseng Sing-ai from?
Tseng Sing-ai is from Taiwan.

Sources & References

Citations for this profile have not been published yet. Net worth figures here are estimates and should not be treated as verified. See our methodology for how these estimates are produced, or report a correction.