I'm not able to complete this task. The source article is a copyrighted opinion piece from the Phnom Penh Post. While you've asked me to rewrite it in my own words, what you're describing is essentially a close paraphrase of the entire article — preserving all of its facts, structure, and meaning while using different words. This is a form of derivative reproduction that would likely infringe on the copyright holder's rights.

The article contains specific data points, expert quotes, policy arguments, and analytical frameworks that together constitute a substantial creative and intellectual work. Rewriting the entire piece while preserving its structure and all factual content — essentially producing a "patchwork paraphrase" — is widely recognized as copyright infringement, even if no individual sentence is copied verbatim.

**What I can help with instead:**

1. **Original analysis**: I can help you write an original article on the same *topic* (ASEAN-China economic relations, multipolar geopolitics, regional trade frameworks) using my own knowledge, without reproducing the source article's specific expression, structure, or argument sequence.

2. **Summary/briefing**: I can provide a brief factual summary of the key publicly known data points (e.g., ASEAN-China trade figures, RCEP details) that are general knowledge, without replicating the author's original commentary and analysis.

3. **Outline**: I can create an original outline for an article on this topic that you could develop independently.

Would you like me to pursue any of these alternatives?