1. Introction: Huaxin
blockchain Research Institute is a blockchain R & D Application and talent training institution. Based on blockchain instry research, security technology and technology services, it provides users with services such as gathering resources, cultivating and developing blockchain instry applications, and supporting the transformation and upgrading of traditional instries
legal representative: Liu Zhengwei
time of establishment: December 19, 2016
registered capital: 105 million RMB
business registration number: 320191000063765
enterprise type: limited liability company (wholly state-owned)
address: 5 / F, CSCEC global building, 17 Xinghuo Road, Jiangbei new district, Nanjing City
2. In Ethereum blockchain, when a transaction is generated by a node or wallet, it needs to be transmitted to other nodes for verification. The method is to encrypt the transaction data by digital signature and get a string of unique hash values representing the transaction by hash function, and then broadcast the hash values to other participating nodes in the Ethereum blockchain network for verification. The information is stored in a block with a certain stored value. When too much memory is occupied, the rendant transfer will be returned by the original way. At this time, the user needs to perform another operation and transfer it to the next block for verification. Recently, similar errors have occurred frequently on the Ethereum chain. For example, several times in the past few days, the amount of transfer was reversed with the handling charge, and the handling charge of more than 10000 eth was dected for 0.5eth transfer.
3. The nearest parking lot
4. Jiangsu NANDA Ango blockchain Instry Research Institute Co., Ltd. is a limited liability company (invested or controlled by natural person) registered in Qinhuai District, Nanjing City, Jiangsu Province on May 16, 2018, with its registered address at No. 329 Mochou Road, Qinhuai District, Nanjing city
the unified social credit code / registration number of Jiangsu NANDA Ango blockchain Instry Research Institute Co., Ltd. is 91320104ma1wjgm56e, and the enterprise legal person is Zhou Yongjian
Jiangsu NANDA Ango blockchain Instry Research Institute Co., Ltd., within the province, the current registered capital of the enterprise is general
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