I guess you feel your shocks are not good because the temperature got warmer recently in Taiwan. When temperature gets warmer your tire pressure get higher. You should feel more stable but in reality it's not because of inferior OEM shocks. I have same issues in my M35X even when it's new. You may try Sachs Taiwan...
If you check 10-20 second in the below video, you will know what I mean. That's caused by weak rebound rate in the dampers. That's the only weak point for that car. Except that every thing is excellent or good...