Wang Siyu's English speaking skills are excellent. She is able to communicate fluently and confidently in English, using a wide range of vocabulary and idiomatic expressions. Wang Siyu has a good grasp of grammar and sentence structure, which allows her to convey her thoughts and ideas clearly.

In addition to her language skills, Wang Siyu has a strong command of pronunciation and intonation. Her speech is well-articulated and easy to understand. She is able to speak with a natural rhythm and flow, making her an effective communicator in English.

Overall, Wang Siyu's English speaking skills are highly impressive. She is able to communicate effectively in English, showcasing her language proficiency and communication abilities.