To reproduce:
1. Open attached project;
2. Open "21_TrailRenderer" scene;
3. Change Graphics API to OpenGLES2;
4. Build and run on Android devices.

Expected result: trails are rendered correctly.
Actual result: sometimes starting position of moving trails is center of World space

Reproduced with:
-Samsung Galaxy S6 Edge+ (SM-G928F), 7.0, CPU: Exynos 7 Octa 7420, GPU: Mali-T760
-Samsung Galaxy Note8 (SM-N950F), 7.1.1, CPU: Exynos 9 Octa 8895, GPU: Mali-G71
-Huawei P20 (EML-L29), 8.1.0, CPU: NOT FOUND, GPU: Mali-G72
-Samsung Galaxy S9 (SM-G960F), 8.0.0, CPU: Exynos 9 Series 9810, GPU: Mali-G72
-Samsung Galaxy S8 (SM-G950F), 8.0.0, CPU: Exynos 9 Octa 8895, GPU: Mali-G71

Not reproduced with:
iOS:
-iPad Mini 5th gen, SoC: A9, iOS: 10.3
-iPad Mini 4, SoC: A8, iOS: 11.4
-iPhone 7 plus, SoC: A10, iOS: 11.4
-iPhone X, SoC: A11, iOS: 11.4.1
Android:
-LG G4, 6.0, CPU: Snapdragon 808 MSM8992, GPU: Adreno (TM) 418;
-Huawei Nexus 6P, 8.0.0, CPU: Snapdragon 810 MSM8994, GPU: Adreno (TM) 430;
-Samsung Galaxy S9+, 8.0.0, CPU: Snapdragon 845 SDM845, GPU: Adreno (TM) 630.

Reproduced with: 2018.1.6f1, 2018.2.2f1, 2018.3.0a6