Written by: Lin Zhengying

At 4:30 AM on August 7, 2026, the 911 call center in Asunción, the capital of Paraguay, received a call: A body was lying under the upscale apartment building Jade Park in the Trinidad district.

When the police arrived, the scene was eerie: the deceased was completely naked, covered with a black plastic bag, and suspected to have fallen from about 100 meters high from the 30th floor. The deceased was quickly identified as Harry Chun Tak Yeh, whose Chinese name is Ye Jun De, the founder and managing partner of the cryptocurrency fund Quantum Fintech Group, claiming to manage assets over $2.4 billion as a Chinese crypto investor.

Investigators went up to the 30th floor, where they found the door to his apartment wide open, the interior ransacked, yet no one was inside.

He had another apartment on the 27th floor of the same building, where his Brazilian girlfriend, 29-year-old Isadora de Proenca Braganholo Carvalho, lived. When questioned by prosecutors, she claimed to know nothing, and the police have not publicly accused her of any wrongdoing.

Prosecutor María del Carmen Palazón, who led the investigation, categorized the possibilities of accident, suicide, and homicide, waiting for the autopsy results to clarify the situation.

Entry Fee of $500

Ye Jun De's rise to wealth is the most classic script in the cryptocurrency world.

He was born in Hong Kong, immigrated to Canada with his family in childhood, studied electrical engineering at the University of California, Berkeley, and later obtained an MBA from Stanford Business School, at least according to the resume he presented.

Before entering the cryptocurrency world, he followed the standard elite Silicon Valley route: starting as an engineer, serving as the CTO and co-founder of several startups, and running a tech consulting firm, assisting organizations with revenues ranging from $5 million to $200 million.

In 2013, when Bitcoin was still hovering around $60, Ye Jun De bought his first BTC for $500. That same year, he invested $250,000 to establish his first fund, founding the venture capital company Binary Financial, which later went through several name changes to become Quantum Fintech Group.

It was an era of exploration. Engaging in crypto OTC trading and managing hedge funds for high-net-worth clients, Ye Jun De rode the entire curve of Bitcoin's rise from $60 to tens of thousands of dollars. By 2023, he and his team claimed to manage hedge funds and a private investment network totaling over $2.4 billion.

He began to frequently appear in the spotlight of the industry: In 2017, he was on CNBC discussing Bitcoin forks and ICOs; in 2022, he was a guest on Bloomberg's crypto program, describing Bitcoin as "digital gold," sharing the stage with Mark Cuban and Tether co-founder Craig Sellars. He also secured the production team for the North American Bitcoin Conference (TNABC) and the Fantom Developer Conference, organizing the Quantum Miami Conference himself, with the mayor of Miami personally endorsing it.

High Point: From $2.5 Million to $1.6 Billion in Four Months

The most legendary "investment" of Ye Jun De's career happened within the Fantom ecosystem.

Fantom was one of the hottest public chains during the "DeFi summer" of 2021, built by Andre Cronje, known as the "Godfather of DeFi." In September 2021, the algorithmic stablecoin project Tomb Finance on Fantom fell into a crisis of trust due to a vulnerability event dubbed "Gatekeeper," nearing collapse. Ye Jun De took over the team as a member of the Fantom Foundation.

The next four months were a magical time for Tomb Finance: Total value locked (TVL) skyrocketed from $2.5 million to a peak of $1.6 billion, with TVL nearly increasing 80 times in just two months, making it the most dazzling project in the Fantom ecosystem.

This battle established Ye Jun De's position within the Fantom circle.

Someone reminisced on X, "Even if Harry eventually turned to the dark side, he created many millionaires. The bull market of 2021 for Fantom and Tomb is a legend that will never be replicated. He organized the best conference I attended; may he rest in peace."

His team later incubated the LIF3 ecosystem, a public chain focusing on DeFi, and issued the L3USD stablecoin asset through L3 Reserve. His personal website detailed an investment map densely surrounding the Fantom ecosystem.

Until November 2024, he was still active for LIF3: collaborating with Web3 phone company Jambo to pre-install the Lif3 app in the $99 JamboPhone, claiming to enable users in over 120 countries to access crypto payments.

At that time, his residence was in Abu Dhabi, appearing on the "2024 Visionaries" list in the Dubai Crypto Oasis.

Why Did He Die in Paraguay?

This is the most unsettling part of the entire story.

Why would a crypto mogul residing in Abu Dhabi, with business interests spanning Miami and Dubai, appear in a residential apartment in Asunción, and why was he found naked after falling?

Several details at the scene (the open door, the messy interior, and the deceased being naked) quickly led the crypto community to focus on one term: wrench attack.

This concept comes from an old saying in the security circle: No matter how strong the encryption algorithm, it can't stop a $5 wrench. Attackers do not target code but rather the physical body, using violence or violent threats to force the holder of cryptocurrency to give up wallet permissions, transfer funds, or private keys.

Just a day before Ye Jun De's death, on August 6, the blockchain analysis company Chainalysis had just released a report: In the first half of 2026, 46 confirmed wrench attacks targeting cryptocurrency holders occurred globally, with stolen amounts exceeding $30 million. At this rate, the annual total will break the previous year's record of $58 million.

If attempted transfers and extortion amounts are included, the exposure this year so far has approached $107 million, with home robberies accounting for 37% of all wrench attacks, setting a new high for the year.

A crypto tycoon who publicly claims to manage $2.4 billion and frequently hosts events and appears on television is precisely the ideal prey for a wrench attacker.

Of course, the possibilities of suicide and accident have not been excluded.

The wealth rollercoaster of the crypto industry is enough to crush anyone; algorithmic stablecoin projects like Tomb Finance collapsed on a large scale during the bear market after 2022, and the Fantom ecosystem also experienced dark moments during Andre Cronje's departure and TVL evaporation. How much of the "self-reported $2.4 billion" in assets belonging to Ye Jun De can withstand the scrutiny of a bear market and audits remains unknown.

The circumstances of falling naked and the disarray indoors may also point to a chaotic and lonely final night.

Currently, the Paraguayan prosecution has not disclosed any evidence linking any party to the fall; the autopsy results will be key to unraveling the mystery.

Ye Jun De's life is a microcosm of the golden age of the crypto industry: an engineer entering the field, betting $500, riding the steepest decade of Bitcoin, creating a myth of $1.6 billion in four months during the DeFi craze, hosting conferences, appearing on Bloomberg, and toasting with the mayor.

But the safety lessons that this industry teaches are all about asset security: cold wallets, multi-signature, hardware devices. Hackers are finding it increasingly difficult to break code, so crime has begun to shift to physical threats; in recent years, more and more crypto tycoons have been targeted for their wealth in places they have lived long-term.

In 2013, the $60 Bitcoin gave Ye Jun De everything; in the early hours of August 7, 2026, the 100 meters above Asunción reclaimed it all.

He once said in an interview: "The best investors know that great wealth is born in bear markets," but this time, he won't be waiting for the next bull market.

(The factual parts of this article are based on public reports; the asset scale claimed by the individual is as stated by himself; the case is still under investigation, and the final conclusion will depend on the autopsy and investigation results from the Paraguayan judicial department.)