Graduated from mechanical design and manufacturing, he has been engaged in product design for more than 20 years, and has rich product design experience and knowledge accumulation. Has been cooperating with European and

Graduated from mechanical design and manufacturing, he has been engaged in product design for more than 20 years, and has rich product design experience and knowledge accumulation. Has been cooperating with European and

Graduated from mechanical design and manufacturing, he has been engaged in product design for more than 20 years, and has rich product design experience and knowledge accumulation. Has been cooperating with European and

Graduated from mechanical design and manufacturing, he has been engaged in product design for more than 20 years, and has rich product design experience and knowledge accumulation. Has been cooperating with European and

Graduated from mechanical design and manufacturing, he has been engaged in product design for more than 20 years, and has rich product design experience and knowledge accumulation. Has been cooperating with European and

Graduated from mechanical design and manufacturing, he has been engaged in product design for more than 20 years, and has rich product design experience and knowledge accumulation. Has been cooperating with European and