diff --git a/working-groups/research/Topic10:AutoML.md b/working-groups/research/Topic10_AutoML.md similarity index 100% rename from working-groups/research/Topic10:AutoML.md rename to working-groups/research/Topic10_AutoML.md diff --git a/working-groups/research/Topic1: Low-bit Neural Networks Training.md b/working-groups/research/Topic1_Low-bit-Neural-Networks-Training.md similarity index 100% rename from working-groups/research/Topic1: Low-bit Neural Networks Training.md rename to working-groups/research/Topic1_Low-bit-Neural-Networks-Training.md diff --git a/working-groups/research/Topic2: Memory Optimization.md b/working-groups/research/Topic2_Memory-Optimization.md similarity index 100% rename from working-groups/research/Topic2: Memory Optimization.md rename to working-groups/research/Topic2_Memory-Optimization.md diff --git a/working-groups/research/Topic3:Model Innovation.md b/working-groups/research/Topic3_Model-Innovation.md similarity index 100% rename from working-groups/research/Topic3:Model Innovation.md rename to working-groups/research/Topic3_Model-Innovation.md diff --git a/working-groups/research/Topic4:AI for Scientific Computing.md b/working-groups/research/Topic4_AI-for-Scientific-Computing.md similarity index 100% rename from working-groups/research/Topic4:AI for Scientific Computing.md rename to working-groups/research/Topic4_AI-for-Scientific-Computing.md diff --git a/working-groups/research/Topic5: Verifiable Trustworthy AI.md b/working-groups/research/Topic5_Verifiable-Trustworthy-AI.md similarity index 100% rename from working-groups/research/Topic5: Verifiable Trustworthy AI.md rename to working-groups/research/Topic5_Verifiable-Trustworthy-AI.md diff --git a/working-groups/research/Topic6: Confidential AI Computing.md b/working-groups/research/Topic6_Confidential-AI-Computing.md similarity index 100% rename from working-groups/research/Topic6: Confidential AI Computing.md rename to working-groups/research/Topic6_Confidential-AI-Computing.md diff --git a/working-groups/research/Topic7: Tensor Differentiable Calculation Framework.md b/working-groups/research/Topic7_Tensor-Differentiable-Calculation-Framework.md similarity index 100% rename from working-groups/research/Topic7: Tensor Differentiable Calculation Framework.md rename to working-groups/research/Topic7_Tensor-Differentiable-Calculation-Framework.md diff --git a/working-groups/research/Topic8: Distributed And Parallel AI Computing Framework.md b/working-groups/research/Topic8_Distributed-and-Parallel-AI-Computing-Framework.md similarity index 100% rename from working-groups/research/Topic8: Distributed And Parallel AI Computing Framework.md rename to working-groups/research/Topic8_Distributed-and-Parallel-AI-Computing-Framework.md diff --git a/working-groups/research/Topic9:Explainable AI.md b/working-groups/research/Topic9_Explainable-AI.md similarity index 100% rename from working-groups/research/Topic9:Explainable AI.md rename to working-groups/research/Topic9_Explainable-AI.md