2019 September 17th

As always you can comment & ask your questions directly to our leadership team in our Living Document.

Here’s what we’ve been up to this week:

The Harmony team is very excited to announce the commence of our extensive roadshow in Asia with our core focus on Chinese, Singaporean, Indonesian, Korean, and Indian markets. We anticipate this roadshow date with the upcoming SDK release, building strong ties with the local tech hubs and extending an invitation to developers to #BUIDL on Harmony. This is the culmination of many months of work by our local ambassadors team, establishing strong communities in this region, which we are proud of the progress that has been made to date.

Our weekly highlights:

Ecosystem Development:

Harmony to Scale Samsung Wallet-Supported Blockchain Health Data App

Lympo the first project migration from Harmony to Ethereum:

Harmony to Scale Samsung Wallet-Supported Blockchain Health Data App


For a more extensive review, please consult our post update:

Harmony chosen as scaling partner for Samsung Wallet supported Health data app LYMPO


We would like to re-assure USA based $ONE token holders that Harmony is really serious in being a utility token in the USA & working with numerous stakeholders to provide shortly undisrupted access.

We extend an invitation to the public to support the community voting which will help create the listing of $ONE on the Indonesian Exchange -Indodax.

Asia Roadshow:

Our agenda is intense. We extend an invitation to our Asian community to join us in the following events:

Our extended Asian roadshow commenced from Singapore — presenting for Invest:Asia — the annual Consensys event hosted by Coindesk.

Nick White’s presentation at Changelog Stage is available here:

After our successful representation in Singapore, our team has traveled to Indonesia, and our first has been no other than Empower Blockchain Summit.

We have been surprised by the massive support of the Indonesian entrepreneurial/ tech hub and Binance community towards Harmony. We really enjoyed participating in Binance SuperMeetup in Jakarta and it’s dynamic audience.

On Monday September 16th, our Marketing Manager Garlam Won has hosted a common meetup with Matic Network in Jakarta-enhancing further the participation between the two projects and inaugurating common initiatives to support further the local tech community.


Simultaneously our CEO Stephen Tse with Business Development Manager Li Jiang participating in Shanghai International Blockchain Week in an overwhelming schedule.

Our meetup in Shanghai with the participation of Algorand, Ankr Network, Platon Network, and Conflux engaged more than 100 enthusiastic participants eager to develop their knowledge around blockchain.

Marketing and Communications:

We are glad that we received such amount of excellent questions in the last AMA with Harmony’s CEO Stephen Tse and CTO Rongjian Lan respectively.

Transcripts are available below:

An open discussion with CEO Stephen Tse on Harmony’s Vision and RoadMap — September 2019


Harmony“Ask-Me-Anything” session with Rongjian Lan, CTO


We have launched Token Transfer Competition, an open invitation to everyONE who is running a Foundational or Pangaea node to help us crowd-test $ONE token transfers on Harmony’s Mainnet!

Token Transfer Competition



Minh Doan has announced that the release of Harmony Puzzle V.2 is around the corner, while it will be the first DAPP utilizing Harmony’s SDK. This tech milestone will be the beginning for external developers to build on Harmony’s Mainnet.

V1–20190916.0 release scheduled on Tue, Sep 17 2019


  • bugfix:
  • potential memory leak on beacon chain node (#1588)
  • beacon syncing blocking issue (#1586)
  • additional info on cross-shard transactions


  • harmony cli tool with ledger support for transaction on mainnet
  • math wallet chrome extension support on mainnet
  • unified end point for SDK and explorer RPC service (#1587)
  • new API for cross-shard transactions
  • cross-shard tx enabled on mainnet


  • node.sh update to support non-validating nodes (#1589)

While no action required from Foundational Node Operators, it’s advised to read the release plan available here.

Post-Mortem release in regard to the incident that affected Shards 1& 3, initiated during the planned rolling upgrade of the mainnet with features including block data structure update, cross-shard transactions, EIP155 signing update and Ethereum history fork rollup.

To learn more about Harmony’s latest developments visit: