The DEFI conference was established as an international scientific conference with a prestigious brand in the scientific community not only in Vietnam but also around the world in the field of digital economy and fintech innovation. DEFI provides an international forum for researchers, engineers, and practitioners to exchange ideas, discuss research results, and present the latest innovations to drive advanced digital economy and fintech innovation, etc... The conference brings together a diverse community of scholars and professionals from academia and industry to explore emerging challenges and opportunities in integrating artificial intelligence and information technology to digital economy and fintech innovation. All papers submitted to DEFI 2025 are reviewed closely and thoroughly by 02-05 reviewers with appropriate expertise, with professional advice from reputable scientists in the fields of digital economy and fintech innovation. The DEFI 2025 conference received 86 submissions, and only 33 papers have been selected for this volume to present in oral at an acceptance rate of 38%. In addition, the conference has two keynotes from the leading researchers in the field such as Prof. Dr.-Ing. habil. Dr. h.c. Herwig Unger: University in Hagen, Germany; Dr. Sangwon Ko – Senior Research Fellow at the Korea Information Society Development Institute (KISDI). We believe the papers presented in this volume reflect the depth, diversity, and innovation of ongoing research in these areas and will inspire future collaboration and advancement.

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Issue Date	Title	Author(s)
2026-06	Balancing Traditional Practices and International Standards for Herbal Medicine Manufacturing based on Business Scale	Songkum, Kannikar; Thawornsujarikul, Thitirat
2026-06	Epidemic Event Extraction from News Media using Large Language Models	Karak, Natt; Kak, Soky; Lay, Vathna; Buatoom, Uraiwan; Viriyavit, Waranrach
2026-06	Analyzing Effects of News on Manipulated Stock Price using Large Language Model and Statistical Tests: Evidence in Vietnam Market	Tran, Quoc Khanh; Nguyen, Hoang Dong; Nguyen, Thanh Huyen; Do, Hai Long; Nguyen, Huy Hoang; Nguyen, Phuc Anh
2026-06	Enhancing Credit Risk Assessment in Loan Approval: Performance Evaluation of Machine Learning Models	Truong, Gia Huy; Phan, Thao Nhi; Truong, Thi Thuong; Nguyen, Hoang Huu To; Mai, Lam; Nguyen, Duc Hien
2026-06	Enforcing Token Naming Constraints via Applied Parameters in Smart Contracts: A Case Study on Cardano	Nguyen, Thi Muoi Phuong; Tran, Thi Lua; Tran, Thi Nga
2026-06	A Strategic Framework for Digital Asset Monetization Using Non-Fungible Tokens	Nguyen, Son Van; Le, Hong Ha Anh; Ha, Chu Hai; Nguyen, Hieu M.; Nguyen, Thi Hanh
2026-06	Why and How Are Prices in Smart Contract Determined Mathematically?	Kim, Hyoung Joong; Lee, Gyu M.; Kim, Junsik; Park, Jun-Seok; Lee, Junghee
2026-06	Zk-Cred: A Decentralized, Privacy-Preserving Credit Scoring Protocol	Pham, Vu Thu Nguyet; Nguyen, Quang Vu
2026-06	Examining wash trading in NFT collections: case of two collections	Plan, Emmanuel L. C. VI M.; Do, Doan Binh Minh; Pham, Xuan Trung; Vu, Le Khanh Linh; Nguyen, Thi Hang Nga
2026-06	Hybrid RNN models with quantum-inspired activation functions for financial time series forecasting in fintech	Nguyen, Hoang Anh; Bach, Nhat Hoang; Phan, Huy Anh
2026-06	An Overview of Analyst Forecast Research: A Bibliometric Analysis	Nguyen, Phan Minh Hoa; Nguyen, Thi Kim Ngoc; Truong, Hoang Tu Nhi
2026-06	Determinants of Vietnamese Customers’ Intention to Adopt Open Banking Services: An Empirical Study Integrating TAM and Initial Trust	Dong, My Hang; Nguyen, La Soa; Dam, Ngoc Khue; Dang, Thi Hai Chau
2026-06	Gen-Plan: An Automated Framework for Generalized Planning in Finance Agent	Nguyen, Doan K.; Nguyen, Huu Nhat Minh; Tran, Anh N.
2026-06	A Vietnamese Job–Candidate Matching System Based on Embedding Models and Gradient Boosting	Huynh, Thi Phuoc; Truong, Huynh My Tam; Nguyen, Phu Thinh; Simcharoen, Supaporn; Huynh, Cong Phap; Dang, Dai Tho