จนถึงขณะนี้ลูกค้ายังคงไม่ได้ทดสอบสิ

จนถึงขณะนี้ลูกค้ายังคงไม่ได้ทดสอบสินค้าของฉัน แต่อย่างไรก็ดีฉันยังคงติดตามพวกเขาอย่างใกล้ชิดเพื่อให้พวกเขาทดสอบสินค้าของฉันให้เร็วที่สุด

Results (English) 1:

Until now, customers still don't have my product tested, but however well I still follow them closely so they test my product as soon as possible.

Results (English) 2:

Until now, customers still have not tested my products. However, I still follow them closely so they tested my products as fast as possible.

Results (English) 3:

Until now, the customer still not tested my goods. However, I still follow them closely, so they tested my goods as soon as possible.