Please assess the completion status of the following clinical trial:

Trial Title: The Mechanism of Modified Utral-long Protocol in Improving Endometrial Receptivity in Patients With PCOS and IR

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* age\<36years,~* PCOS,~* Insulin resistance (HOMA-IR = fasting insulin (FINS) × fasting blood glucose (FPG) / 22.5, HOMA-IR ≥ 2.69 ）;~Exclusion Criteria:~* uterine abnormalities (double uterus, bicornuate uterus, unicornuate uterus and uterine mediastinum),~* intrauterine adhesions,~* endometriosis, adenomyosis,~* Hydrosalpinx,~* uterine fibroids (submucosal fibroids, non-mucosal fibroids \> 4 cm and / or endometrial pressure),~* Hyroid dysfunction and hyperprolactinemia.

- Gender: FEMALE
- Minimum Age: 20 Years
- Maximum Age: 35 Years
- Healthy Volunteers: f

Study Arms:
- Experimental group (Type: EXPERIMENTAL): Modified Supper Long Protocol
- control group (Type: NO_INTERVENTION): long protocol

Based on this trial design, predict the completion outcome and termination type (if applicable).