Zheng Ji Liang - Net Worth and Insider Trading
Zheng Ji Liang Net Worth
The estimated net worth of Zheng Ji Liang is at least $1 Million dollars as of 2025-07-24. Zheng Ji Liang is the Executives of Est Tools Co Ltd and owns about 32,000 shares of Est Tools Co Ltd (SZSE:300488) stock worth over $1 Million. Details can be seen in Zheng Ji Liang's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Zheng Ji Liang has not made any transactions after 2017-09-18 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Zheng Ji Liang
Zheng Ji Liang Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Zheng Ji Liang owns 1 companies in total, including Est Tools Co Ltd (SZSE:300488) .
Click here to see the complete history of Zheng Ji Liang’s form 4 insider trades.
Insider Ownership Summary of Zheng Ji Liang
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
SZSE:300488 | Est Tools Co Ltd | 2017-09-18 | Executives |
Zheng Ji Liang Latest Holdings Summary
Zheng Ji Liang currently owns a total of 1 stock. Zheng Ji Liang owns 32,000 shares of Est Tools Co Ltd (SZSE:300488) as of September 18, 2017, with a value of $1 Million.
Latest Holdings of Zheng Ji Liang
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
SZSE:300488 | Est Tools Co Ltd | 2017-09-18 | 32,000 | 35.00 | 1,120,000 |
Holding Weightings of Zheng Ji Liang
Zheng Ji Liang Form 4 Trading Tracker
According to the SEC Form 4 filings, Zheng Ji Liang has made a total of 0 transactions in Est Tools Co Ltd (SZSE:300488) over the past 5 years. The most-recent trade in Est Tools Co Ltd is the sale of 32,000 shares on September 18, 2017, which brought Zheng Ji Liang around $565,440.
Insider Trading History of Zheng Ji Liang
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Zheng Ji Liang Trading Performance
GuruFocus tracks the stock performance after each of Zheng Ji Liang's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Zheng Ji Liang is -5.72%. GuruFocus also compares Zheng Ji Liang's trading performance to market benchmark return within the same time period. The performance of stocks bought by Zheng Ji Liang within 3 months outperforms 0 times out of 1 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Zheng Ji Liang's insider trading performs compared to the benchmark.
Performance of Zheng Ji Liang
Zheng Ji Liang Ownership Network
Ownership Network List of Zheng Ji Liang
Ownership Network Relation of Zheng Ji Liang

Zheng Ji Liang Owned Company Details
What does Est Tools Co Ltd do?
Who are the key executives at Est Tools Co Ltd?
Zheng Ji Liang is the Executives of Est Tools Co Ltd. Other key executives at Est Tools Co Ltd include Executives Yao Hai Feng , Supervisors Xu Jian Wei , and Securities Affairs Representative Hu Jin Qiu .
Est Tools Co Ltd (SZSE:300488) Insider Trades Summary
Over the past 18 months, Zheng Ji Liang made no insider transaction in Est Tools Co Ltd (SZSE:300488). Other recent insider transactions involving Est Tools Co Ltd (SZSE:300488) include a net sale of 4,200 shares made by Yao Hai Feng ,
In summary, during the past 3 months, insiders sold 4,200 shares of Est Tools Co Ltd (SZSE:300488) in total and bought 0 shares, with a net sale of 4,200 shares. During the past 18 months, 4,200 shares of Est Tools Co Ltd (SZSE:300488) were sold and 0 shares were bought by its insiders, resulting in a net sale of 4,200 shares.
Est Tools Co Ltd (SZSE:300488)'s detailed insider trading history can be found in Insider Trading Tracker table.
Est Tools Co Ltd Insider Transactions
Zheng Ji Liang Mailing Address
Above is the net worth, insider trading, and ownership report for Zheng Ji Liang. Currently GuruFocus does not have mailing address information for Zheng Ji Liang.