Modern Residential Interior Design

I'm seeking an experienced interior designer from China to transform my living room and bedroom with a modern style.

Requirements:
- Design for two areas: living room, master bedroom, guest bedroom, kids room and 3 bathrooms and 1 powder room.
- Modern aesthetic with a touch of cultural elegance
- Use of high-quality, sustainable materials

Ideal Skills and Experience:
- Proven track record in modern residential projects
- Strong understanding of contemporary design trends
- Excellent spatial planning and color theory skills
- Ability to source unique, high-quality furnishings from China

Please provide a portfolio showcasing similar projects.