On October 31st, Alibaba Cloud officially released the 100 billion level parameter large model Tongyi Qianwen 2.0. Compared to the 1.0 version released in April, Tongyi Qianwen 2.0 has significantly improved its abilities in complex instruction comprehension, literary creation, general mathematics, knowledge memory, and hallucination resistance. On 10 mainstream benchmark evaluation sets, including MMLU, C-Eval, GSM8K, HumanEval, and MATH, the overall score of Tongyi Qianwen 2.0 surpasses Meta's Llama-2-70B, with nine wins and one loss compared to OpenAI's Chat-3.5 and four wins and six losses compared to GPT-4.