Data to be translated: Peking University and other institutions have announced the open-source release of the CodeShell-7B code foundation model and the CodeShell-Chat code assistant, complemented by IDE plugins, providing robust support for programming. CodeShell-7B underwent cold-start training with 500 billion tokens and has demonstrated superior performance on evaluation benchmarks, surpassing its competitors. Additionally, a versatile code assistant model, CodeShell-Chat, and plugins compatible with VSCode and JetBrains IDEs have been released, offering intelligent question-answering, code generation, comment creation, and test case generation capabilities to enhance development efficiency. This open-source project will improve the programming experience, making code writing more efficient and convenient.