Alibaba has positioned itself as a significant contender in the field of large language models (LLMs) with its Qwen family of models, challenging Western counterparts like GPTs and Claude. Launched in 2023, Qwen offers both commercial and open-source variants, catering to a range of natural language processing tasks with a focus on multilingual capabilities, particularly in Chinese and English. These models are built on a transformer-based architecture and have been enhanced with innovations in attention mechanisms and training methodologies. Qwen includes specialized versions like Qwen-Max, Qwen-Plus, Qwen-Turbo, and Qwen-VL, each tailored for different performance needs and applications such as content creation, customer service automation, and multimodal content processing. Open-source models like Qwen 3.5 foster a community of developers contributing to their evolution. Qwen's architecture emphasizes efficiency and performance, incorporating techniques like grouped-query attention and rotary positional embeddings to handle large data contexts. The models are evaluated on various NLP benchmarks, demonstrating competitive performance, particularly in multilingual and reasoning tasks. For deployment, Alibaba offers comprehensive guidelines, leveraging platforms like Ollama and Hugging Face, and encourages the use of prompt engineering and retrieval-augmented generation to optimize results.